Aquatic Sciences and Fisheries Thesaurus

ASFIS Reference Series, No. 6, Revision 1, 1986

Compiled by: E. Fagetti, D.W. Privett, & J.R.L. Sears

    The following list of terms are used by ASFA indexers to describe the contents of publications in a consistent, comprehensive and concise manner. Each term may be followed by:
  • Notes: These comments provide additional information about the term (e.g. definitions and usage history).
  • BT and NT: These labels indicate broader and narrower terms, respectively. They reflect the hierarchical nature of the descriptors (e.g. DISEASES is a broad term relative to FISH DISEASES).
  • RT: Related terms are non-hierarchical relations which direct the users to alternative descriptors in the event that the initial term is conceptually inappropriate. Please note that a maximum of three related terms are provided in this temporary edition.
  •     The ASFA thesaurus is split into several html files to facilitate loading. Use the following alphabet to maneuver, or use your browser's FIND button to search for specific words within a page. Please note: This online thesaurus is a rudimentary version of a fully interactive thesaurus that will be completed in the near future. The present version does not reproduce the printed thesaurus in its entirety. Specifically, a maximum of three related terms are provided, and invalid terms (and corresponding translation) are not included.
     
     

    ABCDEFGHIJKLMNOPQRSTUVWXYZ


    EARTH
        RT: ATMOSPHERE EVOLUTION
        RT: EARTH AGE
        RT: EARTH ATMOSPHERE

    EARTH AGE
        BT: AGE
        RT: ABSOLUTE AGE
        RT: EARTH
        RT: GEOCHRONOMETRY

    EARTH ATMOSPHERE
        Notes: Before 1982 search also ATMOSPHERE (EARTH)
        BT: PLANETARY ATMOSPHERES
        NT: STRATOSPHERE
        NT: TROPOPAUSE
        NT: TROPOSPHERE
        NT: UPPER ATMOSPHERE
        RT: AIR
        RT: ATMOSPHERE EVOLUTION
        RT: ATMOSPHERIC CHEMISTRY

    EARTH CORE
        BT: EARTH STRUCTURE
        RT: EARTH
        RT: EARTH MANTLE
        RT: MESOSPHERE (EARTH)

    EARTH CRUST
        BT: EARTH STRUCTURE
        NT: CONTINENTAL CRUST
        NT: OCEANIC CRUST
        NT: SIAL
        NT: SIMA
        RT: BASEMENT ROCK
        RT: CRUSTAL SHORTENING
        RT: CRUSTAL STRUCTURE

    EARTH CURVATURE
        RT: EARTH

    EARTH HISTORY
        RT: ATMOSPHERE EVOLUTION
        RT: EARTH
        RT: SEDIMENT CHEMISTRY

    EARTH MANTLE
        Notes: Before 1986 search also MANTLE
        BT: EARTH STRUCTURE
        NT: LOWER MANTLE
        NT: UPPER MANTLE
        RT: CONTINENTAL DRIFT
        RT: DEGASSING
        RT: EARTH CORE

    EARTH ORBIT
        RT: ASTRONOMY
        RT: EARTH

    EARTH ROTATION
        BT: ROTATION
        RT: CHANDLER WOBBLE
        RT: CLIMATIC CHANGES
        RT: EARTH

    EARTH SCIENCES
        NT: GEOLOGY
        NT: GEOPHYSICS
        NT: OCEANOGRAPHY
        RT: AQUATIC SCIENCES
        RT: ATMOSPHERIC SCIENCES
        RT: CLIMATOLOGY

    EARTH STRUCTURE
        NT: ASEISMIC ZONES
        NT: ASTHENOSPHERE
        NT: BASEMENT ROCK
        NT: BENIOFF ZONE
        NT: EARTH CORE
        NT: EARTH CRUST
        NT: EARTH MANTLE
        NT: LITHOSPHERE
        NT: MESOSPHERE (EARTH)
        NT: PLATES
        NT: SEISMIC LAYERS
        NT: SEISMIC ZONES
        RT: CONTINENTS
        RT: EARTH
        RT: MOHO

    EARTH TIDES
        BT: TIDAL MOTION
        RT: ATMOSPHERIC TIDES
        RT: EARTH
        RT: GEODESY

    EARTH TILT
        RT: EARTH

    EARTHQUAKE LOADING
        BT: LOADS (FORCES)
        RT: EARTHQUAKES
        RT: GROUND MOTION
        RT: OFFSHORE STRUCTURES

    EARTHQUAKE PREDICTION
        BT: PREDICTION
        RT: EARTHQUAKES
        RT: WARNING SERVICES

    EARTHQUAKES
        NT: MICROEARTHQUAKES
        RT: ACTIVE MARGINS
        RT: DISASTERS
        RT: EARTH

    EASTERLY WAVES
        RT: EQUATORIAL EASTERLIES
        RT: EQUATORIAL TROUGH
        RT: TROPICAL DEPRESSIONS

    EASTERN BOUNDARY CURRENTS
        BT: BOUNDARY CURRENTS
        RT: COASTAL UPWELLING
        RT: EKMAN TRANSPORT
        RT: OCEAN CURRENTS

    EBB CURRENTS
        BT: TIDAL CURRENTS
        RT: LOW TIDE
        RT: TIDAL CYCLES

    ECDYSONS
        Notes: Before 1982 search HORMONES
        BT: HORMONES
        RT: AQUATIC INSECTS
        RT: FRESHWATER CRUSTACEANS
        RT: MARINE CRUSTACEANS

    ECHINODERM FISHERIES
        Notes: Added in 1982
        BT: SHELLFISH FISHERIES
        RT: COASTAL FISHERIES
        RT: MARINE FISHERIES

    ECHO INTEGRATORS
        RT: ACOUSTIC EQUIPMENT
        RT: ECHOES
        RT: FISH COUNTERS

    ECHO RANGING
        RT: ACOUSTIC TRACKING SYSTEMS
        RT: ACTIVE SONAR
        RT: DETECTION

    ECHO SURVEYS
        BT: SURVEYS
        RT: ACOUSTIC EQUIPMENT
        RT: ACOUSTICS
        RT: ACTIVE SONAR

    ECHOES
        RT: ACOUSTICS
        RT: ECHO INTEGRATORS
        RT: ECHO RANGING

    ECHOLOCATION
        Notes: Added in 1980
        RT: AQUATIC MAMMALS
        RT: AUDITORY ORGANS
        RT: BEHAVIOUR

    ECHOSOUNDER PROFILES
        BT: ANALOG RECORDS
        RT: BATHYMETRIC PROFILES
        RT: ECHOES
        RT: GEOLOGICAL SECTIONS

    ECHOSOUNDERS
        BT: ACTIVE SONAR
        RT: ECHO SURVEYS
        RT: ECHOES
        RT: ECHOSOUNDING

    ECHOSOUNDING
        Notes: For detection of organisms and abundance estimation, depth and bottom structure
        RT: ACOUSTIC EQUIPMENT
        RT: BATHYMETRIC CHARTS
        RT: BATHYMETRY

    ECOCLINES
        Notes: Added in 1980
        BT: CLINES
        RT: ECOLOGICAL DISTRIBUTION
        RT: ECOLOGICAL ZONATION
        RT: THERMOCLINE

    ECOLOGICAL AGGREGATIONS
        Notes: Added in 1980
        RT: ENVIRONMENTAL EFFECTS
        RT: SOCIAL BEHAVIOUR
        RT: STIMULI

    ECOLOGICAL ASSOCIATIONS
        Notes: A characteristic association of animals and/or plants belonging to a particular habitat. Before 1982 search ASSOCIATIONS (ECOLOGICAL)
        RT: AQUATIC COMMUNITIES
        RT: BIOCOENOSIS
        RT: BIOTOPES

    ECOLOGICAL BALANCE
        Notes: The state of dynamic equilibrium of a biotic community or ecosystem. Added in 1980
        RT: ECOLOGICAL CRISIS
        RT: ECOLOGY
        RT: ECOSYSTEMS

    ECOLOGICAL CRISIS
        Notes: Added in 1980
        RT: ECOLOGICAL BALANCE
        RT: ECOLOGY
        RT: ENVIRONMENTAL EFFECTS

    ECOLOGICAL DISTRIBUTION
        BT: DISTRIBUTION
        RT: BIOGEOGRAPHY
        RT: BIOLOGICAL RHYTHMS
        RT: ECOCLINES

    ECOLOGICAL EFFICIENCY
        Notes: Ratio of production to food ingestion. Added in 1980
        RT: ENERGY BUDGET
        RT: FOOD CONSUMPTION
        RT: NUTRITIONAL REQUIREMENTS

    ECOLOGICAL SUCCESSION
        Notes: Before 1982 search SUCCESSION (ECOLOGICAL)
        RT: AQUATIC COMMUNITIES
        RT: CLIMAX COMMUNITY
        RT: COMMUNITY COMPOSITION

    ECOLOGICAL ZONATION
        RT: BENTHOS
        RT: ECOCLINES
        RT: ECOLOGICAL DISTRIBUTION

    ECOLOGISTS
        Notes: Added in 1980
        BT: SCIENTIFIC PERSONNEL
        NT: FRESHWATER ECOLOGISTS
        NT: MARINE ECOLOGISTS
        RT: DIRECTORIES
        RT: ECOLOGY
        RT: PLANKTONOLOGY

    ECOLOGY
        NT: AUTECOLOGY
        NT: BRACKISHWATER ECOLOGY
        NT: ETHOLOGY
        NT: FRESHWATER ECOLOGY
        NT: GENECOLOGY
        NT: MARINE ECOLOGY
        NT: PALAEOECOLOGY
        NT: PARASITOLOGY
        NT: PHYTOSOCIOLOGY
        NT: PLANKTONOLOGY
        NT: RADIOECOLOGY
        NT: SYNECOLOGY
        RT: BASELINE STUDIES
        RT: BEHAVIOUR
        RT: BIOFACIES

    ECONOMETRICS
        Notes: Statistical analysis of economic data with the aid of electronic computers. Added in 1982
        BT: ECONOMICS
        RT: ECONOMIC ANALYSIS
        RT: LINEAR PROGRAMMING

    ECONOMIC ANALYSIS
        RT: ANALYSIS
        RT: CONSUMERS
        RT: COST ANALYSIS

    ECONOMIC FEASIBILITY
        Notes: Before 1982 search FEASIBILITY
        BT: FEASIBILITY
        RT: AQUACULTURE ECONOMICS
        RT: CAPTURE FISHERY ECONOMICS
        RT: COST ANALYSIS

    ECONOMIC MODELS
        BT: MATHEMATICAL MODELS
        RT: AQUACULTURE ECONOMICS
        RT: CAPTURE FISHERY ECONOMICS
        RT: ECONOMIC ANALYSIS

    ECONOMICS
        NT: ECONOMETRICS
        NT: FISHERY ECONOMICS
        RT: BILATERAL AGREEMENTS
        RT: COMMERCE
        RT: CONSERVATION

    ECONOMISTS
        Notes: Added in 1980
        BT: SCIENTIFIC PERSONNEL
        RT: DIRECTORIES
        RT: ECONOMICS
        RT: FISHERY ECONOMICS

    ECOPHENE
        Notes: A type of individual developing as a result of a physiological, as opposed to genetic, response to habitat factors. Added in 1980
        RT: ECOPHYSIOLOGY
        RT: PHENOTYPES

    ECOPHYSIOLOGY
        Notes: Added in 1980
        BT: PHYSIOLOGY
        RT: AESTIVATION
        RT: BIOLOGICAL RESISTANCE
        RT: COLD RESISTANCE

    ECOSYSTEM DISTURBANCE
        Notes: Added in 1982
        RT: AQUATIC COMMUNITIES
        RT: DREDGING
        RT: ECOSYSTEMS

    ECOSYSTEM MANAGEMENT
        Notes: Management of aquatic ecosystems. Added in 1980
        BT: MANAGEMENT
        NT: ENVIRONMENT MANAGEMENT
        RT: AQUATIC COMMUNITIES
        RT: ECOSYSTEMS
        RT: NATURAL POPULATIONS

    ECOSYSTEM RESILIENCE
        Notes: Added in 1982
        RT: AQUATIC COMMUNITIES
        RT: COLONIZATION
        RT: ECOSYSTEMS

    ECOSYSTEMS
        RT: AQUATIC COMMUNITIES
        RT: AQUATIC ENVIRONMENT
        RT: BIOENERGETICS

    ECOTYPES
        Notes: A biotype resulting from selection in a particular habitat. Added in 1980
        RT: ADAPTATIONS
        RT: BIOLOGICAL SPECIATION
        RT: HABITAT

    ECTOCRINES
        RT: BEHAVIOUR
        RT: HORMONES
        RT: METABOLITES

    ECTOPARASITES
        BT: PARASITES
        RT: ECTOPARASITISM
        RT: EPIZOITES
        RT: LAMPREY ATTACHMENT

    ECTOPARASITISM
        BT: PARASITISM
        RT: ECTOPARASITES

    EDDY CONDUCTION
        BT: HEAT TRANSFER
        RT: EDDY CONDUCTIVITY
        RT: HEAT CONDUCTION
        RT: TURBULENT DIFFUSION

    EDDY CONDUCTIVITY
        BT: EDDY DIFFUSIVITY
        RT: EDDY CONDUCTION
        RT: THERMAL CONDUCTIVITY
        RT: TURBULENCE

    EDDY DIFFUSIVITY
        NT: EDDY CONDUCTIVITY
        RT: DIFFUSION COEFFICIENTS
        RT: THERMAL DIFFUSIVITY
        RT: TURBULENCE

    EDDY FLUX
        RT: EXCHANGE COEFFICIENTS
        RT: MIXING LENGTH

    EDDY KINETIC ENERGY
        BT: KINETIC ENERGY
        RT: MESOSCALE EDDIES

    EDDY VISCOSITY
        BT: VISCOSITY
        RT: DYNAMIC VISCOSITY
        RT: EDDY VISCOSITY COEFFICIENT
        RT: EXCHANGE COEFFICIENTS

    EDDY VISCOSITY COEFFICIENT
        BT: VISCOSITY COEFFICIENTS
        RT: EDDY VISCOSITY

    EDGE WAVES
        BT: TRAPPED WAVES
        RT: BEACH CUSPS
        RT: NONLINEAR WAVES
        RT: RIP CURRENTS

    EDUCATION
        RT: AUDIOVISUAL MATERIAL
        RT: CAREERS
        RT: CURRICULA

    EDUCATION ESTABLISHMENTS
        BT: ORGANIZATIONS
        RT: CURRICULA
        RT: EDUCATION
        RT: RESEARCH PROGRAMMES

    EFFICIENCY
        Notes: Descriptor to be used only as a qualifier
        RT: CALIBRATION
        RT: EQUIPMENT
        RT: INSTRUMENTS

    EGG COUNTERS
        BT: COUNTERS
        RT: EGGS
        RT: FECUNDITY

    EGGS
        BT: SEXUAL CELLS
        NT: BIRD EGGS
        NT: BRINE SHRIMP EGGS
        NT: FISH EGGS
        NT: INSECT EGGS
        NT: RESTING EGGS
        RT: DEVELOPMENTAL STAGES
        RT: EGG COUNTERS
        RT: EMBRYOLOGY

    EIGENFUNCTIONS
        Notes: Solutions of differential equations satisfying specific conditions. Used only as a qualifier
        RT: DIFFERENTIAL EQUATIONS
        RT: MATHEMATICS

    EINSTEINIUM
        BT: CHEMICAL ELEMENTS
        RT: EINSTEINIUM COMPOUNDS
        RT: EINSTEINIUM ISOTOPES
        RT: TRANSURANIC ELEMENTS

    EINSTEINIUM COMPOUNDS
        RT: CHEMICAL COMPOUNDS
        RT: EINSTEINIUM

    EINSTEINIUM ISOTOPES
        BT: ISOTOPES
        RT: EINSTEINIUM

    EKMAN LAYERS
        BT: BOUNDARY LAYERS
        NT: BOTTOM EKMAN LAYER
        NT: SURFACE EKMAN LAYER
        RT: EKMAN SPIRAL
        RT: LAYERS
        RT: VERTICAL SHEAR

    EKMAN PUMPING
        RT: UPWELLING

    ABCDEFGHIJKLMNOPQRSTUVWXYZ


    EKMAN SPIRAL
        BT: HODOGRAPHS
        RT: CORIOLIS PARAMETERS
        RT: EKMAN LAYERS
        RT: WIND-DRIVEN CURRENTS

    EKMAN TRANSPORT
        RT: COASTAL UPWELLING
        RT: EASTERN BOUNDARY CURRENTS
        RT: EL NINO PHENOMENA

    EL NINO PHENOMENA
        RT: COASTAL UPWELLING
        RT: DISASTERS
        RT: EKMAN TRANSPORT

    ELASTIC CONSTANTS
        NT: BULK MODULUS
        NT: SHEAR MODULUS
        RT: CONSTANTS
        RT: ELASTICITY
        RT: MECHANICAL PROPERTIES

    ELASTIC WAVES
        NT: SEISMIC WAVES
        NT: SOUND WAVES
        RT: SOUND
        RT: VIBRATION

    ELASTICITY
        BT: MECHANICAL PROPERTIES
        RT: ANELASTICITY
        RT: BULK MODULUS
        RT: COMPRESSIBILITY

    ELECTRIC ARC WELDING
        BT: WELDING
        RT: ELECTRODES

    ELECTRIC CABLES
        BT: CABLES
        NT: COAXIAL CABLES
        NT: POWER CABLES
        NT: SUBMARINE CABLES
        RT: CONNECTORS
        RT: ELECTRICAL EQUIPMENT
        RT: UMBILICALS

    ELECTRIC CHARGE
        BT: ELECTRICITY
        RT: BUBBLE BURSTING
        RT: CAPACITANCE
        RT: ELECTRICAL PROPERTIES

    ELECTRIC CURRENTS
        NT: IMPRESSED CURRENTS
        NT: TELLURIC CURRENTS
        RT: AIR-WATER EXCHANGES
        RT: CURRENT DENSITY
        RT: ELECTRIC FIELDS

    ELECTRIC FENCES
        BT: GUIDING DEVICES
        RT: ELECTRIC FISHING
        RT: ELECTRIC STIMULI
        RT: ELECTRIFIED GEAR

    ELECTRIC FIELDS
        RT: ELECTRIC CURRENTS
        RT: ELECTRIC POTENTIAL
        RT: ELECTRICAL CONDUCTIVITY

    ELECTRIC FISHING
        BT: CATCHING METHODS
        RT: ATTRACTING TECHNIQUES
        RT: AUTOMATED FISHING PLATFORMS
        RT: ELECTRIC FENCES

    ELECTRIC GENERATORS
        BT: ELECTRIC POWER SOURCES
        RT: ELECTRICAL EQUIPMENT
        RT: MOTORS

    ELECTRIC IMPEDANCE
        BT: ELECTRICAL PROPERTIES
        RT: CAPACITANCE
        RT: ELECTRICAL CONDUCTIVITY
        RT: ELECTRICAL RESISTIVITY

    ELECTRIC ORGANS
        RT: BIOELECTRICITY
        RT: ELECTRIC STIMULI
        RT: STINGING ORGANS

    ELECTRIC POTENTIAL
        RT: CURRENT VELOCITY
        RT: ELECTRIC FIELDS
        RT: ELECTRICAL PROPERTIES

    ELECTRIC POWER SOURCES
        NT: BATTERIES
        NT: ELECTRIC GENERATORS
        NT: SOLAR CELLS
        NT: WAVE POWER DEVICES
        RT: ELECTRICITY
        RT: MOTORS
        RT: OTEC PLANTS

    ELECTRIC STIMULI
        BT: STIMULI
        RT: ATTRACTING TECHNIQUES
        RT: ELECTRIC FENCES
        RT: ELECTRIC FISHING

    ELECTRICAL CONDUCTIVITY
        Notes: Before 1982 search also ELECTRICAL CONDUCTANCE
        BT: ELECTRICAL PROPERTIES
        RT: CONDUCTIVITY RATIO
        RT: CONDUCTIVITY SENSORS
        RT: CTD PROFILERS

    ELECTRICAL ENGINEERING
        BT: ENGINEERING

    ELECTRICAL EQUIPMENT
        BT: EQUIPMENT
        NT: ELECTRODES
        RT: BATTERIES
        RT: ELECTRIC CABLES
        RT: ELECTRIC GENERATORS

    ELECTRICAL EXPLORATION
        BT: GEOPHYSICAL EXPLORATION
        RT: COAST EFFECT
        RT: ELECTRICAL RESISTIVITY

    ELECTRICAL INSULATION
        BT: INSULATING MATERIALS

    ELECTRICAL PROPERTIES
        BT: PHYSICAL PROPERTIES
        NT: CAPACITANCE
        NT: DIELECTRIC CONSTANT
        NT: ELECTRIC IMPEDANCE
        NT: ELECTRICAL CONDUCTIVITY
        NT: ELECTRICAL RESISTIVITY
        RT: CAPILLARITY
        RT: CHEMICAL PROPERTIES
        RT: ELECTRIC CHARGE

    ELECTRICAL RESISTIVITY
        BT: ELECTRICAL PROPERTIES
        RT: ELECTRIC IMPEDANCE
        RT: ELECTRICAL CONDUCTIVITY
        RT: ELECTRICAL EXPLORATION

    ELECTRICITY
        NT: ATMOSPHERIC ELECTRICITY
        NT: ELECTRIC CHARGE
        RT: ELECTRIC CURRENTS
        RT: ELECTRIC POWER SOURCES
        RT: ELECTRICAL PROPERTIES

    ELECTRIFIED GEAR
        BT: FISHING GEAR
        RT: ELECTRIC FENCES
        RT: ELECTRIC FISHING
        RT: STUPEFYING METHODS

    ELECTROACOUSTIC DEVICES
        RT: ACOUSTIC EQUIPMENT
        RT: ACOUSTIC TRANSDUCERS
        RT: ACOUSTICS

    ELECTROANALYSIS
        RT: ANALYSIS
        RT: CHEMICAL ELEMENTS
        RT: ELECTRICAL PROPERTIES

    ELECTROCHEMISTRY
        BT: CHEMISTRY
        RT: CHEMICAL PROPERTIES
        RT: CHEMICAL REACTIONS
        RT: CORROSION

    ELECTRODES
        BT: ELECTRICAL EQUIPMENT
        NT: ANODES
        NT: CATHODES
        RT: ELECTRIC ARC WELDING
        RT: ELECTRIC POTENTIAL

    ELECTRODIALYSIS
        BT: DIALYSIS
        RT: DESALINATION
        RT: ELECTRICAL PROPERTIES
        RT: ELECTROCHEMISTRY

    ELECTROLYSIS
        BT: CHEMICAL REACTIONS
        RT: ANALYSIS
        RT: ANIONS
        RT: CATIONS

    ELECTROLYTES
        RT: ELECTROLYSIS

    ELECTROMAGNETIC EXPLORATION
        BT: GEOPHYSICAL EXPLORATION
        RT: MAGNETOTELLURIC METHODS

    ELECTROMAGNETIC POWER
        BT: POWER FROM THE SEA
        RT: BATTERIES

    ELECTROMAGNETIC RADIATION
        BT: RADIATIONS
        NT: GAMMA RADIATION
        NT: INFRARED RADIATION
        NT: LIGHT
        NT: MICROWAVES
        NT: RADIO WAVES
        NT: SOLAR RADIATION
        NT: TERRESTRIAL RADIATION
        NT: ULTRAVIOLET RADIATION
        NT: X-RAYS
        RT: DOPPLER EFFECT
        RT: ELECTRIC FIELDS
        RT: ELECTROMAGNETISM

    ELECTROMAGNETISM
        BT: MAGNETISM
        RT: ELECTRIC POTENTIAL
        RT: ELECTRICITY
        RT: ELECTROMAGNETIC RADIATION

    ELECTRON MICROSCOPY
        BT: MICROSCOPY
        RT: ELECTRONIC EQUIPMENT
        RT: LABORATORY EQUIPMENT
        RT: MICROSCOPES

    ELECTRONIC EQUIPMENT
        Notes: Excluding computer systems
        BT: EQUIPMENT
        NT: CALCULATORS
        NT: COMPUTERS
        NT: ROBOTS
        NT: SENSORS
        RT: ACOUSTIC EQUIPMENT
        RT: ACOUSTIC TRANSPONDERS
        RT: AERIAL SURVEYS

    ELECTRONIC NOISE
        RT: ELECTRONIC EQUIPMENT
        RT: SIGNAL-TO-NOISE RATIO

    ELECTROPHORESIS
        BT: ANALYTICAL TECHNIQUES
        RT: BIOCHEMICAL ANALYSIS
        RT: BLOOD
        RT: BLOOD CELLS

    ELECTROPHYSIOLOGY
        Notes: Added in 1980
        BT: PHYSIOLOGY
        RT: ELECTRIC STIMULI

    EMBANKMENTS
        NT: LEVEES
        RT: BANKS (TOPOGRAPHY)
        RT: FLOOD CONTROL
        RT: IRRIGATION

    EMBRITTLEMENT
        RT: BRITTLENESS
        RT: CRACKING (CORROSION)
        RT: DETERIORATION

    EMBRYOLOGY
        BT: BIOLOGY
        RT: BIOLOGICAL DEVELOPMENT
        RT: DEVELOPMENTAL STAGES
        RT: EGGS

    EMBRYONIC DEVELOPMENT
        BT: BIOLOGICAL DEVELOPMENT
        RT: EGGS
        RT: EMBRYOLOGY
        RT: EMBRYOS

    EMBRYOS
        BT: DEVELOPMENTAL STAGES
        NT: FOETUS
        RT: EGGS
        RT: EMBRYOLOGY
        RT: EMBRYONIC DEVELOPMENT

    EMERGENCE
        Notes: Appearance of the imago from the pupa-case or pupal integument. Added in 1980
        RT: AQUATIC INSECTS
        RT: ENTOMOLOGY
        RT: NYMPHS

    EMERGENCIES
        RT: ACCIDENTS
        RT: CAPSIZING
        RT: DISASTERS

    EMERGENCY VESSELS
        BT: SURFACE CRAFT
        RT: ACCIDENTS
        RT: DISASTERS
        RT: FIRE FIGHTING

    EMERGENT SHORELINES
        BT: COASTS
        RT: DEGLACIATION
        RT: EPEIROGENY
        RT: EUSTATIC CHANGES

    EMISSION SPECTROSCOPY
        BT: SPECTROSCOPIC TECHNIQUES

    EMISSIVITY
        RT: ABSORPTION COEFFICIENT
        RT: OPTICAL PROPERTIES
        RT: RADIANCE

    EMULSIONS
        RT: COLLOIDS
        RT: DISPERSION
        RT: OIL IN WATER CONTENT

    ENCLOSURES
        BT: BARRAGES
        RT: CONTAINMENT
        RT: FISH PONDS
        RT: HABITAT IMPROVEMENT (PHYSICAL)

    ENCYCLOPAEDIAS
        BT: DOCUMENTS
        RT: DATA COLLECTIONS
        RT: DOCUMENTATION

    ENCYSTMENT
        Notes: The formation by an organism of a protective capsule surrounding itself. Added in 1980
        RT: BIOLOGICAL PHENOMENA
        RT: CYSTS
        RT: DEFENCE MECHANISMS

    ENDEMIC SPECIES
        Notes: A species confined naturally to a certain limited area or region
        BT: SPECIES
        RT: BIOGEOGRAPHY
        RT: ECOLOGICAL DISTRIBUTION
        RT: ENDEMISM

    ENDEMISM
        RT: BIOGEOGRAPHY
        RT: ENDEMIC SPECIES
        RT: GEOGRAPHICAL DISTRIBUTION

    ENDOCRINE GLANDS
        BT: GLANDS
        NT: ADRENAL GLANDS
        NT: PITUITARY GLAND
        NT: THYMUS
        NT: THYROID
        RT: HORMONES
        RT: PHEROMONES

    ENDOCRINOLOGY
        BT: PHYSIOLOGY
        RT: ANIMAL METABOLISM
        RT: ANIMAL PHYSIOLOGY
        RT: ENZYMES

    ENDOPARASITES
        BT: PARASITES
        RT: ENDOPARASITISM
        RT: PHAGOCYTOSIS
        RT: TOXICITY

    ENDOPARASITISM
        BT: PARASITISM
        RT: ENDOPARASITES
        RT: PHAGOCYTOSIS

    ENDOSKELETON
        BT: SKELETON
        NT: BONES
        RT: ANATOMY
        RT: OTOLITHS
        RT: VERTEBRAE COUNTS

    ENDOTOXINS
        Notes: Poisonous substances produced and retained within a cell, and released only after death of the cell. Added in 1980
        BT: BIOLOGICAL POISONS
        RT: BACTERIA
        RT: BACTERIAL DISEASES
        RT: BACTERIOLOGY

    ENERGY
        Notes: Use does not include energy resources
        NT: HEAT
        NT: KINETIC ENERGY
        NT: NUCLEAR ENERGY
        NT: POTENTIAL ENERGY
        NT: WAVE ENERGY
        RT: AIR-WATER EXCHANGES
        RT: CONSERVATION OF ENERGY
        RT: ENERGY BALANCE

    ENERGY BALANCE
        RT: ENERGY
        RT: ENERGY BUDGET
        RT: ENERGY FLOW

    ENERGY BUDGET
        NT: HEAT BUDGET
        RT: BIOENERGETICS
        RT: CALORIMETRY
        RT: CYCLES

    ENERGY DISSIPATION
        BT: ENERGY TRANSFER
        NT: WAVE DISSIPATION
        RT: BOTTOM FRICTION
        RT: ENERGY
        RT: ENERGY BUDGET

    ENERGY FLOW
        RT: ECOSYSTEMS
        RT: ENERGY
        RT: ENERGY BALANCE

    ENERGY RESOURCES
        BT: NATURAL RESOURCES
        NT: GEOTHERMAL POWER
        NT: HYDROELECTRIC POWER
        NT: POWER FROM THE SEA
        NT: SOLAR POWER
        NT: WIND POWER
        RT: ALGAL CULTURE
        RT: FOSSIL FUELS
        RT: MARINE RESOURCES

    ENERGY SPECTRA
        BT: SPECTRA
        RT: DIRECTIONAL SPECTRA
        RT: FREQUENCY SPECTRA
        RT: WATER CURRENTS

    ENERGY TRANSFER
        NT: ENERGY DISSIPATION
        NT: RADIATIVE TRANSFER
        RT: AIR-WATER EXCHANGES
        RT: AIR-WATER INTERFACE
        RT: BAROCLINIC INSTABILITY

    ENGINEERING
        Notes: Use of a more specific term is recommended
        NT: BIOTECHNOLOGY
        NT: CHEMICAL ENGINEERING
        NT: CIVIL ENGINEERING
        NT: COASTAL ENGINEERING
        NT: DESIGN
        NT: ELECTRICAL ENGINEERING
        NT: FISHERY ENGINEERING
        NT: GEOTECHNOLOGY
        NT: HYDRAULIC ENGINEERING
        NT: OFFSHORE ENGINEERING
        NT: PETROLEUM ENGINEERING
        NT: RIVER ENGINEERING
        NT: SANITARY ENGINEERING
        NT: STRUCTURAL ENGINEERING
        RT: ENGINEERING DRAWINGS
        RT: ENGINEERS
        RT: SHIP TECHNOLOGY

    ENGINEERING DRAWINGS
        Notes: Descriptor to be used only as a qualifier
        BT: GRAPHICS
        RT: DESIGN
        RT: ENGINEERING
        RT: INSTRUMENTS

    ENGINEERS
        Notes: Added in 1980
        BT: EXPERTS
        RT: DIRECTORIES
        RT: ENGINEERING

    ENSTROPHY
        Notes: Total squared vorticity
        BT: VORTICITY

    ENTANGLING NETS
        BT: FISHING NETS
        RT: GILLNETS

    ENTHALPY
        BT: THERMODYNAMIC PROPERTIES
        NT: FUSION HEAT
        NT: SUBLIMATION HEAT
        NT: VAPORIZATION HEAT
        RT: CONSERVATIVE PROPERTIES
        RT: ENTROPY
        RT: FREE ENERGY

    ABCDEFGHIJKLMNOPQRSTUVWXYZ


    ENTOMOLOGISTS
        Notes: Added in 1980
        BT: ZOOLOGISTS
        RT: AQUATIC INSECTS
        RT: DIRECTORIES
        RT: ENTOMOLOGY

    ENTOMOLOGY
        BT: INVERTEBRATE ZOOLOGY
        RT: AQUATIC INSECTS
        RT: EMERGENCE
        RT: ENTOMOLOGISTS

    ENTRAINMENT
        Notes: Intaking of free-floating organisms from surrounding waters through power plant screens. For entrainment as a hydrodynamic process use TURBULENT ENTRAINMENT
        RT: COOLING WATER
        RT: IMPINGEMENT
        RT: PLANKTON

    ENTROPY
        BT: THERMODYNAMIC PROPERTIES
        RT: ENERGY
        RT: ENERGY BUDGET
        RT: ENTHALPY

    ENVIRONMENT MANAGEMENT
        Notes: Management of the aquatic environment. Added in 1980
        BT: ECOSYSTEM MANAGEMENT
        RT: AQUATIC ENVIRONMENT
        RT: COASTAL ZONE MANAGEMENT
        RT: ECOLOGICAL BALANCE

    ENVIRONMENTAL CHARTS
        Notes: Distributional charts of physico-chemical factors in aquatic environment
        BT: MAPS
        RT: CHEMICAL PROPERTIES
        RT: ENVIRONMENTAL CONDITIONS
        RT: ENVIRONMENTAL FACTORS

    ENVIRONMENTAL CONDITIONS
        RT: AIR TEMPERATURE
        RT: ANTHROPOGENIC FACTORS
        RT: AQUATIC ENVIRONMENT

    ENVIRONMENTAL DISEASES
        Notes: Diseases associated with physical or physico-chemical abnormalities of water. Added in 1980
        BT: DISEASES
        RT: ANIMAL DISEASES
        RT: BUBBLE DISEASE
        RT: ENVIRONMENTAL CONDITIONS

    ENVIRONMENTAL EFFECTS
        Notes: Effects of environmental conditions on living organisms and fisheries
        NT: GRAVITY EFFECTS
        NT: GROUP EFFECTS
        NT: LIGHT EFFECTS
        NT: PH EFFECTS
        NT: PRESSURE EFFECTS
        NT: SALINITY EFFECTS
        NT: TEMPERATURE EFFECTS
        NT: TIDAL EFFECTS
        RT: ABIOTIC FACTORS
        RT: AESTIVATION
        RT: AQUATIC ENVIRONMENT

    ENVIRONMENTAL FACTORS
        NT: ABIOTIC FACTORS
        NT: ANTHROPOGENIC FACTORS
        NT: BIOTIC FACTORS
        RT: AQUATIC ENVIRONMENT
        RT: CHEMICAL PROPERTIES
        RT: DISCONTINUITY LAYERS

    ENVIRONMENTAL IMPACT
        Notes: The change in well-being of the ecosystems, that results from a process set in motion or accelerated by man's actions. Added in 1980
        RT: AQUATIC ENVIRONMENT
        RT: ENVIRONMENTAL LEGISLATION
        RT: HAZARD ASSESSMENT

    ENVIRONMENTAL LEGISLATION
        Notes: Legislation for protection of aquatic environment and organisms
        BT: LEGISLATION
        NT: POLLUTION LEGISLATION
        RT: AQUACULTURE EFFLUENTS
        RT: CONSERVATION
        RT: ECOLOGICAL BALANCE

    ENVIRONMENTAL MONITORING
        BT: MONITORING
        RT: ENVIRONMENTAL PROTECTION
        RT: WARNING SERVICES
        RT: WASTE DISPOSAL SITES

    ENVIRONMENTAL PROTECTION
        BT: PROTECTION
        RT: CONSERVATION
        RT: ENVIRONMENTAL LEGISLATION
        RT: ENVIRONMENTAL MONITORING

    ENVIRONMENTAL SURVEYS
        BT: SURVEYS
        NT: LIMNOLOGICAL SURVEYS
        NT: OCEANOGRAPHIC SURVEYS
        RT: AQUATIC ENVIRONMENT
        RT: ENVIRONMENTAL CHARTS
        RT: ENVIRONMENTAL CONDITIONS

    ENVIRONMENTS
        Notes: Use of a more specific term is recommended
        NT: AQUATIC ENVIRONMENT
        NT: PALAEOENVIRONMENTS
        NT: SEDIMENTARY ENVIRONMENTS
        NT: TROPICAL ENVIRONMENT
        RT: ENVIRONMENTAL CHARTS
        RT: ENVIRONMENTAL CONDITIONS
        RT: ENVIRONMENTAL EFFECTS

    ENZYMATIC ACTIVITY
        Notes: Added in 1980
        RT: BIOSYNTHESIS
        RT: CATALYSTS
        RT: COENZYMES

    ENZYME INHIBITORS
        Notes: Before 1982 search INHIBITORS
        BT: INHIBITORS
        NT: CHOLINESTERASE INHIBITORS
        RT: ADDITIVES
        RT: ANIMAL PHYSIOLOGY
        RT: BIOCHEMISTRY

    ENZYMES
        NT: CARBONIC ANHYDRASE
        NT: COENZYMES
        NT: DEHYDROGENASES
        NT: HYDROLASES
        NT: ISOMERASES
        NT: LIGASES
        NT: LYASES
        NT: OXIDOREDUCTASES
        NT: PERMEASES
        NT: TRANSFERASES
        RT: AUTOLYSIS
        RT: BIOCHEMISTRY
        RT: CATALYSTS

    ENZYMOLYSIS
        Notes: Hydrolysis by means of enzymes. Added in 1980
        BT: HYDROLYSIS
        RT: ENZYMES

    EOCENE
        Notes: Before 1982 search EOCENE EPOCH
        BT: PALAEOGENE

    EOLIAN DEPOSITS
        Notes: Consolidated wind-blown deposits
        RT: ALLOCHTHONOUS DEPOSITS
        RT: CLASTICS
        RT: EOLIAN PROCESSES

    EOLIAN DUST
        Notes: Restrict use to dust of terrigenous origin found in sediments, suspended particulate matter or at sea surface
        RT: AIR-WATER INTERFACE
        RT: COSMIC DUST
        RT: DISCOLOURED WATER

    EOLIAN PROCESSES
        RT: EOLIAN DEPOSITS
        RT: EOLIAN DUST
        RT: EOLIAN TRANSPORT

    EOLIAN TRANSPORT
        BT: SEDIMENT TRANSPORT
        RT: DUNES
        RT: DUST CLOUDS
        RT: EOLIAN DEPOSITS

    EPEIROGENY
        BT: TECTONICS
        NT: SUBSIDENCE
        NT: UPLIFT
        RT: CONTINENTS
        RT: CRUSTAL ADJUSTMENT
        RT: CRUSTAL SHORTENING

    EPIBIONTS
        Notes: Added in 1980
        NT: EPIPHYTES
        NT: EPIZOITES
        RT: EPIBIOSIS

    EPIBIOSIS
        BT: INTERSPECIFIC RELATIONSHIPS
        RT: EPIBIONTS
        RT: EPIPHYTES
        RT: EPIZOITES

    EPICENTRES
        RT: EARTHQUAKES
        RT: SEISMOLOGY

    EPIDEMICS
        RT: EPIDEMIOLOGY
        RT: HUMAN DISEASES
        RT: MICROBIAL CONTAMINATION

    EPIDEMIOLOGY
        RT: BACTERIOLOGY
        RT: DISEASE CONTROL
        RT: DISEASES

    EPILIMNION
        RT: HYPOLIMNION
        RT: METALIMNION
        RT: OVERTURN

    EPIPELAGIC ZONE
        Notes: Waters above 200 m depth
        BT: OCEANIC PROVINCE
        RT: DISPHOTIC ZONE
        RT: EUPHOTIC ZONE
        RT: LITTORAL ZONE

    EPIPHYTES
        BT: EPIBIONTS
        RT: EPIBIOSIS
        RT: PERIPHYTON
        RT: SYMBIONTS

    EPIPSAMMON
        Notes: Organisms living attached to sand grain. Added in 1980
        BT: AQUATIC COMMUNITIES
        RT: MICROORGANISMS
        RT: PSAMMON
        RT: SAND

    EPITHELIA
        Notes: Added in 1980
        BT: TISSUES
        RT: INTEGUMENTARY SYSTEM
        RT: SKIN

    EPIZOITES
        BT: EPIBIONTS
        RT: COMMENSALISM
        RT: ECTOPARASITES
        RT: EPIBIOSIS

    EPONTIC ENVIRONMENT
        RT: EPONTIC ORGANISMS

    EPONTIC ORGANISMS
        RT: EPONTIC ENVIRONMENT

    EPOXY RESINS
        Notes: Synthetic resins used for protective coatings and adhesives
        RT: ADHESIVES
        RT: PLASTIC COATINGS

    EPSOMITE
        BT: SULPHATE MINERALS

    EQUATION OF CONTINUITY
        RT: CONSERVATION EQUATIONS
        RT: CONSERVATION OF MASS
        RT: EQUATIONS

    EQUATIONS
        Notes: Used only as a qualifier
        NT: CONSERVATION EQUATIONS
        NT: EQUATIONS OF MOTION
        NT: EQUATIONS OF STATE
        NT: INTEGRAL EQUATIONS
        NT: KORTWEG DEVRIES EQUATION
        NT: LAPLACE EQUATION
        NT: MORISON'S EQUATION
        NT: NONLINEAR EQUATIONS
        NT: POISSON'S EQUATION
        RT: DIFFERENTIAL EQUATIONS
        RT: EQUATION OF CONTINUITY
        RT: HYDRODYNAMIC EQUATIONS

    EQUATIONS OF MOTION
        BT: EQUATIONS
        RT: HYDROSTATIC EQUATION

    EQUATIONS OF STATE
        BT: EQUATIONS
        RT: EQUATION OF CONTINUITY
        RT: THERMODYNAMICS

    EQUATOR
        RT: EARTH
        RT: LATITUDE

    EQUATORIAL CIRCULATION
        Notes: Before 1982 search EQUATORIAL CURRENTS
        BT: OCEAN CIRCULATION
        RT: EQUATORIAL COUNTERCURRENTS
        RT: EQUATORIAL DYNAMICS
        RT: EQUATORIAL UNDERCURRENTS

    EQUATORIAL COUNTERCURRENTS
        BT: COUNTERCURRENTS
        RT: EQUATORIAL CIRCULATION
        RT: EQUATORIAL DYNAMICS
        RT: OCEAN CURRENTS

    EQUATORIAL DYNAMICS
        RT: BETA-PLANE
        RT: DYNAMICAL OCEANOGRAPHY
        RT: EQUATORIAL CIRCULATION

    EQUATORIAL EASTERLIES
        BT: TRADE WINDS
        RT: EASTERLY WAVES
        RT: EQUATORIAL WAVES

    EQUATORIAL TRAPPED WAVES
        BT: KELVIN WAVES
        RT: EQUATORIAL DYNAMICS

    EQUATORIAL TROUGH
        BT: LOW PRESSURE TROUGHS
        RT: EASTERLY WAVES
        RT: EQUATORIAL WESTERLIES
        RT: INTERTROPICAL CONVERGENCE ZONE

    EQUATORIAL UNDERCURRENTS
        BT: UNDERCURRENTS
        RT: EQUATORIAL CIRCULATION
        RT: EQUATORIAL DYNAMICS
        RT: OCEAN CURRENTS

    EQUATORIAL UPWELLING
        BT: UPWELLING
        RT: DIVERGENCE
        RT: EKMAN TRANSPORT
        RT: EQUATORIAL CIRCULATION

    EQUATORIAL WAVES
        RT: EQUATORIAL EASTERLIES

    EQUATORIAL WESTERLIES
        BT: WESTERLIES
        RT: EQUATORIAL TROUGH

    EQUILIBRIUM
        Notes: Used only as a qualifier
        RT: CHEMICAL EQUILIBRIUM
        RT: DIFFUSION
        RT: GEOSTROPHIC EQUILIBRIUM

    EQUILIBRIUM TIDES
        BT: TIDES
        NT: ORTHOTIDES
        RT: ATMOSPHERIC TIDES
        RT: GRAVITY
        RT: MEAN SEA LEVEL

    EQUIPMENT
        Notes: Only for papers in which the description, use, performance, or fabrication of equipment is the main topic. Use of a more specific term is recommended
        NT: ACOUSTIC EQUIPMENT
        NT: AIRBORNE EQUIPMENT
        NT: AQUACULTURE EQUIPMENT
        NT: CHRONOMETERS
        NT: DECK EQUIPMENT
        NT: DEICING EQUIPMENT
        NT: DIVING EQUIPMENT
        NT: DRILLING EQUIPMENT
        NT: ELECTRICAL EQUIPMENT
        NT: ELECTRONIC EQUIPMENT
        NT: FISHERY INDUSTRY EQUIPMENT
        NT: GEOLOGICAL EQUIPMENT
        NT: GEOPHYSICAL EQUIPMENT
        NT: LABORATORY EQUIPMENT
        NT: LIMNOLOGICAL EQUIPMENT
        NT: MACHINERY
        NT: MINING EQUIPMENT
        NT: MONITORING SYSTEMS
        NT: OCEANOGRAPHIC EQUIPMENT
        NT: OFFSHORE EQUIPMENT
        NT: PHOTOGRAPHIC EQUIPMENT
        NT: RECORDING EQUIPMENT
        NT: REMOTE SENSING EQUIPMENT
        NT: SAFETY DEVICES
        NT: SALVAGE EQUIPMENT
        NT: SHIPBOARD EQUIPMENT
        NT: SURVEYING EQUIPMENT
        NT: TEST EQUIPMENT
        NT: UNDERWATER EQUIPMENT
        RT: ACCURACY
        RT: ACRONYMS
        RT: ARRAYS

    ERBIUM
        BT: CHEMICAL ELEMENTS
        RT: ERBIUM COMPOUNDS
        RT: ERBIUM ISOTOPES
        RT: RARE EARTHS

    ERBIUM COMPOUNDS
        RT: CHEMICAL COMPOUNDS
        RT: ERBIUM

    ERBIUM ISOTOPES
        BT: ISOTOPES
        RT: ERBIUM

    EROSION
        NT: BOTTOM EROSION
        NT: COASTAL EROSION
        NT: GLACIAL EROSION
        NT: SCOURING
        NT: SOIL EROSION
        NT: WIND EROSION
        RT: ALLUVIAL DEPOSITS
        RT: BIOEROSION
        RT: BOTTOM EROSION

    EROSION CONTROL
        BT: CONTROL
        NT: PIPELINE PROTECTION
        RT: COASTAL EROSION
        RT: DUNE STABILIZATION
        RT: EROSION

    EROSION FEATURES
        RT: BEACH EROSION
        RT: BED FORMS
        RT: BOTTOM EROSION

    EROSION SURFACES
        RT: EROSION FEATURES
        RT: SURFACES
        RT: WAVE-CUT PLATFORMS

    ERRORS
        Notes: Used only as a qualifier
        NT: ANALYTICAL ERRORS
        RT: APPROXIMATION
        RT: BUOY MOTION EFFECTS
        RT: CORRECTIONS

    ERYTHROCYTES
        BT: BLOOD CELLS
        RT: ANAEMIA
        RT: ERYTHROPOIESIS
        RT: NECROSES

    ERYTHROPOIESIS
        RT: ERYTHROCYTES
        RT: HAEMATOLOGY
        RT: HAEMOPOIESIS

    ESCAPEMENT
        RT: AVOIDANCE REACTIONS
        RT: BIOLOGICAL SAMPLING
        RT: CATCHABILITY

    ESCARPMENTS
        NT: FAULT SCARPS
        RT: FRACTURE ZONES
        RT: MEDIAN VALLEYS
        RT: RELIEF FORMS

    ESKERS
        RT: GLACIAL FEATURES

    ESTERS
        BT: ORGANIC COMPOUNDS
        NT: PHTHALATE ESTERS
        RT: LIPIDS

    ESTUARIES
        BT: COASTAL INLETS
        NT: PARTIALLY-MIXED ESTUARIES
        NT: SALT-WEDGE ESTUARIES
        RT: BAYS
        RT: BRACKISH WATER
        RT: BRACKISHWATER ECOLOGY

    ESTUARINE CHEMISTRY
        RT: CHEMICAL LIMNOLOGY
        RT: CHEMICAL OCEANOGRAPHY
        RT: ESTUARIES

    ABCDEFGHIJKLMNOPQRSTUVWXYZ


    ESTUARINE DYNAMICS
        Notes: Before 1982 search also ESTUARINE CIRCULATION
        BT: SHELF DYNAMICS
        RT: BAY DYNAMICS
        RT: COASTAL OCEANOGRAPHY
        RT: DYNAMICAL OCEANOGRAPHY

    ESTUARINE FISHERIES
        Notes: Fisheries in estuaries and coastal lagoons
        BT: FISHERIES
        RT: ARTISANAL FISHING
        RT: BRACKISHWATER FISH
        RT: COASTAL FISHERIES

    ESTUARINE FRONT
        BT: OCEANIC FRONTS
        RT: ESTUARIES
        RT: ESTUARINE DYNAMICS
        RT: RIVER PLUMES

    ESTUARINE ORGANISMS
        Notes: Added in 1980
        BT: AQUATIC ORGANISMS
        RT: BRACKISHWATER AQUACULTURE
        RT: BRACKISHWATER ECOLOGY
        RT: BRACKISHWATER FISH

    ESTUARINE SEDIMENTATION
        BT: SEDIMENTATION
        RT: BRACKISHWATER ENVIRONMENT
        RT: ESTUARIES
        RT: INTERTIDAL SEDIMENTATION

    ESTUARINE TIDES
        BT: TIDES
        RT: ESTUARIES
        RT: ESTUARINE DYNAMICS
        RT: SHALLOW-WATER TIDES

    ETHANE
        BT: ACYCLIC HYDROCARBONS

    ETHENE
        BT: ALKENES

    ETHOLOGY
        Notes: Study of all aspects of behaviour using biological methods. Before 1982 search BEHAVIOUR
        BT: ECOLOGY
        RT: BEHAVIOUR

    ETHYNE
        BT: ALKYNES

    EULERIAN CURRENT MEASUREMENT
        Notes: Before 1982 search also EULERIAN METHODS (CURRENT MEASUREMENT)
        BT: CURRENT MEASUREMENT
        RT: ACOUSTIC CURRENT METERS
        RT: CURRENT METER DATA
        RT: CURRENT METERS

    EULITTORAL ZONE
        BT: LITTORAL ZONE
        RT: INTERTIDAL ENVIRONMENT
        RT: INTERTIDAL SEDIMENTATION

    EUPHOTIC ZONE
        RT: APHOTIC ZONE
        RT: COMPENSATION DEPTH
        RT: DISPHOTIC ZONE

    EUROPIUM
        BT: CHEMICAL ELEMENTS
        RT: EUROPIUM COMPOUNDS
        RT: EUROPIUM ISOTOPES
        RT: METALS

    EUROPIUM COMPOUNDS
        RT: CHEMICAL COMPOUNDS
        RT: EUROPIUM

    EUROPIUM ISOTOPES
        BT: ISOTOPES
        RT: EUROPIUM

    EURYHALINITY
        Notes: Added in 1980
        BT: BIOLOGICAL PROPERTIES
        RT: ECOLOGICAL DISTRIBUTION
        RT: ESTUARINE ORGANISMS
        RT: OSMOREGULATION

    EURYTHERMY
        Notes: Added in 1980
        BT: BIOLOGICAL PROPERTIES
        RT: ECOLOGICAL DISTRIBUTION
        RT: STENOTHERMY
        RT: TEMPERATURE TOLERANCE

    EUSTATIC CHANGES
        Notes: World-wide sea level changes resulting from change in absolute volume of seawater due mainly to climatic change
        RT: CLIMATIC CHANGES
        RT: CRYOSPHERE
        RT: DEGLACIATION

    EUTROPHIC LAKES
        BT: LAKES
        RT: DYSTROPHIC LAKES
        RT: EUTROPHIC WATERS
        RT: EUTROPHICATION

    EUTROPHIC WATERS
        RT: BRACKISHWATER ENVIRONMENT
        RT: EUTROPHIC LAKES
        RT: EUTROPHICATION

    EUTROPHICATION
        Notes: The continuing process of increasing fertility of water
        RT: AGRICULTURAL POLLUTION
        RT: ALGAL BLOOMS
        RT: AQUACULTURE EFFLUENTS

    EVACUATION
        RT: ACCOMMODATION
        RT: EMERGENCIES
        RT: HEALTH AND SAFETY

    EVALUATION
        Notes: Used only as a qualifier
        NT: PERFORMANCE ASSESSMENT
        NT: SITE SELECTION
        RT: ACCEPTABILITY
        RT: CERTIFICATION
        RT: ECONOMICS

    EVAPORATION
        BT: VAPORIZATION
        NT: EVAPOTRANSPIRATION
        RT: ABLATION
        RT: AIR TEMPERATURE
        RT: AIR-ICE INTERFACE

    EVAPORATION REDUCTION
        BT: DAMPING
        RT: EVAPORATION
        RT: MONOMOLECULAR FILMS
        RT: WATER CONSERVATION

    EVAPORATION TANKS
        BT: TANKS
        RT: DESALINATION
        RT: EVAPORATION

    EVAPORITES
        BT: AUTHIGENIC MINERALS
        RT: ANHYDRITE
        RT: BORATE MINERALS
        RT: CHEMICAL SEDIMENTS

    EVAPOTRANSPIRATION
        Notes: Loss of water vapour from soil surface and vegetation combined. Added in 1980
        BT: EVAPORATION
        RT: ENERGY BALANCE
        RT: ENERGY BUDGET
        RT: ENVIRONMENTAL EFFECTS

    EVOLUTION
        Notes: Use of a more specific term is recommended
        BT: BIOLOGICAL PHENOMENA
        RT: BIOGENESIS
        RT: BIOGENY
        RT: BIOLOGICAL SPECIATION

    EXCAVATION UNDERWATER
        RT: CONSTRUCTION
        RT: DREDGING

    EXCHANGE CAPACITY
        RT: ADSORPTION
        RT: CATIONS
        RT: DISSOLUTION

    EXCHANGE COEFFICIENTS
        NT: DIFFUSION COEFFICIENTS
        NT: VISCOSITY COEFFICIENTS
        RT: EDDY FLUX
        RT: EDDY VISCOSITY
        RT: MIXING LENGTH

    EXCLUSIVE ECONOMIC ZONE
        BT: OCEAN SPACE
        RT: ALLOCATION SYSTEMS
        RT: CAPTURE FISHERY ECONOMICS
        RT: COASTAL STATES

    EXCLUSIVE RIGHTS
        Notes: Added in 1980
        BT: RIGHTS
        RT: EXPLOITATION
        RT: FISHING RIGHTS
        RT: NATURAL RESOURCES

    EXCRETION
        RT: AMOEBOCYTES
        RT: BIOACCUMULATION
        RT: EXCRETORY ORGANS

    EXCRETORY ORGANS
        BT: ANIMAL ORGANS
        NT: KIDNEYS
        NT: SPLEEN
        RT: ANATOMY
        RT: BLADDERS
        RT: EXCRETION

    EXCRETORY PRODUCTS
        NT: FAECAL PELLETS
        NT: URINE
        RT: DIGESTION
        RT: EXCRETION
        RT: EXCRETORY ORGANS

    EXHIBITIONS
        RT: BROCHURES
        RT: CONFERENCES
        RT: MUSEUMS

    EXOCRINE GLANDS
        BT: GLANDS
        RT: DIGESTIVE GLANDS
        RT: MUCINS
        RT: MUCUS

    EXOPHTHALMIA
        Notes: Protruding of fish eyeballs as a result of accumulation of fluid or gases at the back of the eye socket. Added in 1980
        BT: SYMPTOMS
        RT: BUBBLE DISEASE

    EXOSKELETON
        BT: SKELETON
        NT: CARAPACE
        NT: CUTICLES
        NT: SCALES
        RT: BONY FINS
        RT: CHITIN
        RT: SHELLS

    EXPEDITION REPORTS
        Notes: Final published reports containing results etc. of both cruises and multiship expeditions
        BT: DOCUMENTS
        RT: ATLASES
        RT: CRUISE REPORTS
        RT: CRUISES

    EXPEDITIONS
        Notes: Use only for international projects involving simultaneous surveys of land, sea and air, e.g. IGY. For oceanographic surveys use narrower term. Before 1982 search also CRUISES
        NT: CRUISES
        NT: MULTISHIP EXPEDITIONS
        RT: ACRONYMS
        RT: CRUISE STATIONS
        RT: EXPEDITION REPORTS

    EXPERIMENTAL CULTURE
        BT: AQUACULTURE SYSTEMS
        RT: AQUACULTURE
        RT: AQUACULTURE DEVELOPMENT
        RT: AQUACULTURE TECHNIQUES

    EXPERIMENTAL DATA
        Notes: Used only as a qualifier
        BT: DATA
        RT: CONTROLLED CONDITIONS
        RT: EXPERIMENTAL RESEARCH
        RT: GEAR RESEARCH

    EXPERIMENTAL FISHING
        BT: FISHING OPERATIONS
        RT: CATCHING METHODS
        RT: EXPLORATORY FISHING
        RT: FISHING

    EXPERIMENTAL RESEARCH
        Notes: Research done in experimental/laboratory conditions. Used only as a qualifier
        BT: RESEARCH
        RT: CONTROLLED CONDITIONS
        RT: EXPERIMENTAL CULTURE
        RT: EXPERIMENTAL DATA

    EXPERTS
        Notes: Restricted to professionals involved with aquatic sciences and technology. Added in 1980
        BT: PERSONNEL
        NT: DIVERS
        NT: ENGINEERS
        NT: TECHNICIANS
        RT: CONSULTANTS
        RT: DIRECTORIES
        RT: SCIENTIFIC PERSONNEL

    EXPLODING WIRE
        BT: SEISMIC ENERGY SOURCES

    EXPLOITATION
        NT: UNDERWATER EXPLOITATION
        RT: AQUATIC SCIENCES
        RT: COMMERCIAL FISHING
        RT: EXCLUSIVE ECONOMIC ZONE

    EXPLORATION
        Notes: Use of a specific term is recommended
        NT: GEOGRAPHICAL EXPLORATION
        NT: GEOPHYSICAL EXPLORATION
        NT: POLAR EXPLORATION
        NT: RESOURCE EXPLORATION
        NT: UNDERWATER EXPLORATION
        RT: EXPEDITIONS
        RT: MARINE TECHNOLOGY
        RT: SURVEYS

    EXPLORATION RIGHTS
        Notes: Added in 1980
        BT: RIGHTS
        RT: EXCLUSIVE ECONOMIC ZONE
        RT: LEGAL ASPECTS

    EXPLORATORY BEHAVIOUR
        Notes: Added in 1980
        BT: BEHAVIOUR
        RT: AQUATIC ENVIRONMENT
        RT: HABITAT

    EXPLORATORY FISHING
        BT: FISHING OPERATIONS
        RT: CATCH COMPOSITION
        RT: ECHO SURVEYS
        RT: EXPERIMENTAL FISHING

    EXPLOSIONS
        NT: NUCLEAR EXPLOSIONS
        NT: UNDERWATER EXPLOSIONS
        RT: BLASTING
        RT: EXPLOSIVES
        RT: FIRE

    EXPLOSIVE FISHING
        Notes: Handling of explosives for capture of aquatic animals, mainly fish
        BT: CATCHING METHODS
        RT: FISHERY REGULATIONS
        RT: FISHING
        RT: STUPEFYING METHODS

    EXPLOSIVE WELDING
        BT: WELDING

    EXPLOSIVES
        NT: SHAPED CHARGES
        RT: BLASTING
        RT: DETONATORS
        RT: EXPLOSIONS

    EXPOSED HABITATS
        Notes: Added in 1980
        BT: HABITAT
        RT: ECOLOGICAL ZONATION
        RT: EXPOSURE TOLERANCE
        RT: INTERTIDAL ENVIRONMENT

    EXPOSURE TOLERANCE
        Notes: Added in 1980
        BT: TOLERANCE
        RT: AIR EXPOSURE
        RT: EXPOSED HABITATS
        RT: SHELTERED HABITATS

    EXTENDED JURISDICTION
        Notes: Added in 1980
        BT: JURISDICTION
        RT: COASTAL STATES
        RT: FISHING RIGHTS
        RT: LEGISLATION

    EXTENSIVE CULTURE
        Notes: Added in 1980
        BT: AQUACULTURE SYSTEMS
        RT: BRACKISHWATER AQUACULTURE
        RT: CULTURES
        RT: FISH CULTURE

    EXTINCTION COEFFICIENT
        Notes: Before 1982 search ABSORPTIVITY
        BT: OPTICAL PROPERTIES
        RT: ABSORPTION COEFFICIENT
        RT: ATTENUANCE
        RT: LIGHT ABSORPTION

    EXTRATERRESTRIAL MATERIAL
        Notes: Material of cosmic origin found in sediments
        NT: COSMIC DUST
        NT: COSMIC SPHERULES
        RT: ALLOCHTHONOUS DEPOSITS
        RT: ASTRONOMY
        RT: PELAGIC SEDIMENTS

    EXTRATERRESTRIAL RADIATION
        Notes: Solar radiation received at outer limit of earth's atmosphere
        BT: SOLAR RADIATION
        RT: DOWNWARD LONG WAVE RADIATION
        RT: SOLAR CONSTANT

    EXTREME VALUES
        Notes: Used only as a qualifier. Use with property or phenomena
        NT: ANNUAL RANGE
        RT: ASTRONOMICAL TIDES
        RT: EXTREME WAVES
        RT: HIGHEST ASTRONOMICAL TIDES

    EXTREME WAVES
        RT: EXTREME VALUES
        RT: SURFACE WATER WAVES
        RT: WAVE HEIGHT

    EYES
        BT: PHOTORECEPTORS
        NT: COMPOUND EYES
        NT: EYESTALKS
        NT: RETINAS
        RT: HEAD
        RT: VISION
        RT: VISUAL STIMULI

    EYESTALK EXTIRPATION
        Notes: Before 1982 search ORGAN REMOVAL
        BT: ORGAN REMOVAL
        RT: EYESTALKS
        RT: MARINE CRUSTACEANS
        RT: MOULTING

    EYESTALKS
        BT: EYES
        RT: EYESTALK EXTIRPATION

    FACIES
        NT: BIOFACIES
        NT: LITHOFACIES
        NT: METAMORPHIC FACIES
        NT: SHELF FACIES

    FACSIMILE TRANSMISSION
        BT: DATA TRANSMISSION
        RT: WEATHER MAPS

    FACTORY SHIPS
        BT: SUPPORT SHIPS
        RT: CATCHERS
        RT: FISHERY INDUSTRY EQUIPMENT
        RT: FISHERY INDUSTRY PLANTS

    FAECAL PELLETS
        BT: EXCRETORY PRODUCTS
        RT: DEFAECATION
        RT: TRACE FOSSILS

    FAILURES
        Notes: Significant result of damage, defects or deterioration
        RT: DAMAGE
        RT: DEFECTS
        RT: DETERIORATION

    FAIRINGS
        RT: CABLES

    FALLOUT
        RT: AEROSOLS
        RT: AIR POLLUTION
        RT: ATMOSPHERIC CHEMISTRY

    FANS
        RT: ALLUVIAL FANS
        RT: DEEP-SEA FANS
        RT: TURBIDITY CURRENTS

    FAST ICE
        BT: FLOATING ICE
        RT: ICE FOOT
        RT: ICE SHELVES
        RT: LAKE ICE

    FATE
        Notes: Fate of substances in the environment. Used only as a qualifier
        RT: ACCUMULATION
        RT: BIOACCUMULATION
        RT: DEGRADATION

    FATIGUE (MATERIALS)
        Notes: Before 1982 search STRESS
        NT: METAL FATIGUE
        RT: CORROSION
        RT: CYCLIC LOADING
        RT: DETERIORATION

    FATS
        BT: LIPIDS
        RT: BILE
        RT: CHEMICAL COMPOUNDS
        RT: CHEMICAL EXTRACTION

    FATTY ACIDS
        BT: ORGANIC ACIDS
        NT: POLYUNSATURATED FATTY ACIDS
        RT: CHEMICAL COMPOUNDS
        RT: FATS
        RT: HYDROCARBONS

    FAULT SCARPS
        BT: ESCARPMENTS
        RT: CLIFFS
        RT: FAULTS
        RT: RELIEF FORMS

    FAULT ZONES
        RT: FAULTS
        RT: FRACTURE ZONES
        RT: MEDIAN VALLEYS

    FAULTS
        BT: GEOLOGICAL STRUCTURES
        NT: TRANSFORM FAULTS
        RT: FAULT SCARPS
        RT: FAULT ZONES
        RT: FRACTURE ZONES

    ABCDEFGHIJKLMNOPQRSTUVWXYZ


    FAUNAL PROVINCES
        RT: BIOGEOGRAPHY

    FEASIBILITY
        Notes: Use only as a qualifier. More specific term is recommended. Added in 1980
        NT: ECONOMIC FEASIBILITY
        NT: TECHNICAL FEASIBILITY
        RT: COST ANALYSIS
        RT: ECONOMICS
        RT: EVALUATION

    FEASIBILITY STUDIES
        Notes: Use only as a qualifier. Before 1982 search FEASIBILITY
        RT: COST ANALYSIS
        RT: ECONOMIC FEASIBILITY
        RT: ECONOMICS

    FEATHERS
        Notes: Added in 1980
        BT: INTEGUMENTARY SYSTEM
        RT: AQUATIC BIRDS

    FECUNDITY
        Notes: An organism's capacity to produce offspring
        BT: BIOLOGICAL PROPERTIES
        RT: BROOD STOCKS
        RT: EGG COUNTERS
        RT: EGGS

    FEE FISHING
        Notes: An enterprise in which catchable organisms are stocked into ponds or lakes and customers pay for the privilege of fishing. Added in 1980
        RT: FISHING
        RT: LAKE FISHERIES
        RT: SPORT FISHING

    FEED
        Notes: Substances used for animal feeding by man
        NT: PELLET FEEDS
        RT: ARTIFICIAL FEEDING
        RT: DIGESTIBILITY
        RT: FEED EFFICIENCY

    FEED COMPOSITION
        Notes: Constituents and chemical composition of artificial feeds
        RT: ARTIFICIAL FEEDING
        RT: BODY CONDITIONS
        RT: CHEMICAL COMPOSITION

    FEED EFFICIENCY
        Notes: Added in 1982
        RT: ARTIFICIAL FEEDING
        RT: CONVERSION FACTORS
        RT: DIETARY DEFICIENCIES

    FEED PREPARATION
        RT: ARTIFICIAL FEEDING
        RT: FEED
        RT: FEED COMPOSITION

    FEEDING
        NT: ARTIFICIAL FEEDING
        RT: ACTIVITY PATTERNS
        RT: BALEENS
        RT: FEEDING BEHAVIOUR

    FEEDING BEHAVIOUR
        BT: BEHAVIOUR
        NT: CANNIBALISM
        RT: ANIMAL NUTRITION
        RT: CARNIVORES
        RT: DETRITUS FEEDERS

    FEEDING EQUIPMENT
        BT: AQUACULTURE EQUIPMENT
        RT: ARTIFICIAL FEEDING
        RT: FEED PREPARATION
        RT: FEEDING

    FEEDING EXPERIMENTS
        Notes: Added in 1980
        RT: AQUACULTURE
        RT: ARTIFICIAL FEEDING
        RT: DIETARY DEFICIENCIES

    FEEDING MIGRATIONS
        BT: MIGRATIONS
        RT: CETOLOGY
        RT: FEEDING
        RT: FEEDING BEHAVIOUR

    FELDSPARS
        BT: SILICATE MINERALS
        NT: ANORTHITE
        NT: ANORTHOCLASE
        NT: ORTHOCLASE
        NT: PLAGIOCLASE

    FELLOWSHIPS
        RT: EDUCATION
        RT: GRANTS
        RT: RESEARCH PROGRAMMES

    FEMALES
        Notes: Added in 1980
        BT: SEX
        RT: EGGS
        RT: PARTURITION
        RT: SEX CHARACTERS

    FENDERS
        RT: SHIP MOORING SYSTEMS

    FERMENTATION
        BT: CHEMICAL REACTIONS
        RT: ANAEROBIC BACTERIA
        RT: ANAEROBIC RESPIRATION
        RT: BIOCHEMICAL PHENOMENA

    FERMENTED PRODUCTS
        Notes: Before 1982 search CURED PRODUCTS
        BT: PROCESSED FISHERY PRODUCTS
        RT: FERMENTATION
        RT: HUMAN FOOD
        RT: MINCED PRODUCTS

    FERMIUM
        BT: CHEMICAL ELEMENTS
        RT: ACTINIDES
        RT: FERMIUM COMPOUNDS
        RT: FERMIUM ISOTOPES

    FERMIUM COMPOUNDS
        RT: CHEMICAL COMPOUNDS
        RT: FERMIUM

    FERMIUM ISOTOPES
        BT: ISOTOPES
        RT: FERMIUM

    FERROMANGANESE NODULES
        Notes: Nodules rich in Mn, Fe, Ni, Co, and Cu. Before 1982 search NODULES
        BT: SEABED DEPOSITS
        RT: ALUMINIUM
        RT: COBALT
        RT: COPPER

    FERROMANGANESE OXIDES
        RT: FERROMANGANESE NODULES
        RT: IRON
        RT: MANGANESE

    FERROUS ALLOYS
        BT: ALLOYS
        NT: STEEL

    FERRUGINOUS DEPOSITS
        BT: CHEMICAL SEDIMENTS
        RT: IRONSTONE
        RT: JASPILLITE

    FERRY TERMINALS
        BT: HARBOURS
        RT: CONTAINER SHIPS
        RT: PORT INSTALLATIONS

    FERTILITY
        Notes: Restricted to environmental quality
        RT: BIOLOGICAL PRODUCTION
        RT: FERTILIZERS
        RT: NUTRIENTS (MINERAL)

    FERTILIZERS
        Notes: Chemical products used for artificial fertilization of soils or aquatic environment
        RT: AGRICULTURAL POLLUTION
        RT: AGRICULTURAL RUNOFF
        RT: ALGAL CULTURE

    FESTSCHRIFTEN
        BT: COLLECTED PAPERS
        RT: PERSONAL BIBLIOGRAPHIES
        RT: SCIENTIFIC PERSONNEL

    FETCH
        RT: WATER WAVE PARAMETERS
        RT: WIND WAVE GENERATION
        RT: WIND WAVE PARAMETERS

    FIBRE GLASS
        BT: MATERIALS
        RT: CONSTRUCTION MATERIALS
        RT: FIBRE OPTICS
        RT: GLASS

    FIBRE OPTICS
        BT: TECHNOLOGY
        RT: FIBRE GLASS
        RT: OPTICS

    FIBRE ROPE (NATURAL)
        BT: ROPES

    FIBRE ROPE (SYNTHETIC)
        BT: ROPES

    FIELDS
        Notes: Used only as a qualifier. Use of a specific term is recommended
        RT: BAROCLINIC FIELD
        RT: BAROTROPIC FIELD
        RT: DENSITY FIELD

    FILLETTING
        Notes: Added in 1982
        BT: FISH HANDLING
        RT: FISH FILLETS
        RT: PROCESSING FISHERY PRODUCTS

    FILMS
        Notes: Use only for cinema films
        BT: AUDIOVISUAL MATERIAL
        RT: COATING MATERIALS
        RT: FILMSTRIPS
        RT: PHOTOGRAPHIC EQUIPMENT

    FILMSTRIPS
        BT: AUDIOVISUAL MATERIAL
        RT: FILMS
        RT: SLIDES (PHOTOGRAPHIC)

    FILTER FEEDERS
        BT: HETEROTROPHIC ORGANISMS
        RT: BACTERIA
        RT: DETRITUS
        RT: FEEDING BEHAVIOUR

    FILTERS
        Notes: Use of a more specific term is recommended
        NT: KALMAN FILTERS
        NT: OPTICAL FILTERS
        NT: WATER FILTERS

    FILTRATION
        NT: WATER FILTRATION

    FIN RAY COUNTS
        BT: MERISTIC COUNTS
        RT: FINS

    FINANCIAL INSTITUTIONS
        Notes: Added in 1980
        BT: ORGANIZATIONS
        RT: ECONOMIC FEASIBILITY
        RT: FINANCIAL RESOURCES
        RT: FINANCING

    FINANCIAL MANAGEMENT
        Notes: Added in 1980
        BT: MANAGEMENT
        RT: COST ANALYSIS
        RT: ECONOMIC FEASIBILITY
        RT: FINANCIAL RESOURCES

    FINANCIAL RESOURCES
        Notes: Added in 1980
        BT: RESOURCES
        RT: DEVELOPMENT POTENTIAL
        RT: FINANCIAL INSTITUTIONS
        RT: FINANCIAL MANAGEMENT

    FINANCING
        RT: AQUACULTURE ECONOMICS
        RT: AQUACULTURE ENTERPRISES
        RT: CAPTURE FISHERY ECONOMICS

    FINESTRUCTURE
        Notes: Variations in the vertical distribution of temperature, salinity and velocity with layer scales ranging from 1-100 cm
        BT: SPATIAL VARIATIONS
        RT: CTD OBSERVATIONS
        RT: CTD PROFILERS
        RT: MICROSTRUCTURE

    FINFISH FISHERIES
        Notes: Added in 1982
        BT: FISHERIES
        NT: CLUPEOID FISHERIES
        NT: FLATFISH FISHERIES
        NT: GADOID FISHERIES
        NT: MACKEREL FISHERIES
        NT: MULLET FISHERIES
        NT: PERCOID FISHERIES
        NT: REDFISH FISHERIES
        NT: SALMON FISHERIES
        NT: SHARK FISHERIES
        NT: TUNA FISHERIES
        RT: DEMERSAL FISHERIES
        RT: ESTUARINE FISHERIES
        RT: INLAND FISHERIES

    FINGERLINGS
        BT: FISH LARVAE
        RT: FRY
        RT: HATCHERIES
        RT: LIFE CYCLE

    FINITE AMPLITUDE WAVES
        BT: NONLINEAR WAVES

    FINITE DIFFERENCE METHOD
        Notes: Used only as a qualifier
        BT: NUMERICAL ANALYSIS
        RT: APPROXIMATION

    FINITE ELEMENT METHOD
        Notes: Used only as a qualifier
        BT: NUMERICAL ANALYSIS
        RT: BOUNDARY VALUE PROBLEMS
        RT: DIFFERENTIAL EQUATIONS
        RT: FUNCTIONAL ANALYSIS

    FINS
        BT: LOCOMOTORY APPENDAGES
        NT: BONY FINS
        RT: FIN RAY COUNTS
        RT: LOCOMOTION
        RT: SWIMMING

    FIRE
        BT: HAZARDS
        RT: ACCIDENTS
        RT: BLOWOUTS
        RT: DAMAGE

    FIRE EXTINGUISHERS
        RT: FIRE FIGHTING
        RT: SAFETY DEVICES

    FIRE FIGHTING
        RT: ACCIDENTS
        RT: ASBESTOS
        RT: BREATHING APPARATUS

    FIRE HAZARDS
        BT: HAZARDS
        RT: BLOWOUTS
        RT: EXPLOSIONS
        RT: FIRE

    FIRE PREVENTION
        RT: ASBESTOS
        RT: FIRE
        RT: FIRE HAZARDS

    FISH
        Notes: Use of a more specific term is recommended. Used only for general papers dealing with fish of all kinds; always use taxonomic name where given
        BT: AQUATIC ANIMALS
        NT: AIR-BREATHING FISH
        NT: BAIT FISH
        NT: BRACKISHWATER FISH
        NT: FOOD FISH
        NT: FORAGE FISH
        NT: FRESHWATER FISH
        NT: GAME FISH
        NT: HERBIVOROUS FISH
        NT: MARINE FISH
        NT: ORNAMENTAL FISH
        NT: POISONOUS FISH
        NT: TRASH FISH
        NT: TROPICAL FISH
        RT: BARBELS
        RT: COMMERCIAL SPECIES
        RT: FISH DISEASES

    FISH CATCH STATISTICS
        Notes: Catch tabulation of fish by number or weight
        BT: CATCH STATISTICS
        RT: BY CATCH
        RT: FISH CONVERSION FACTORS
        RT: FISHERY DATA

    FISH CONSUMPTION
        Notes: Added in 1980
        RT: HUMAN FOOD
        RT: PROCESSED FISHERY PRODUCTS

    FISH CONVERSION FACTORS
        BT: POPULATION FACTORS
        RT: CATCH STATISTICS
        RT: FISH CATCH STATISTICS
        RT: FISH HANDLING

    FISH COUNTERS
        Notes: Added in 1982
        BT: COUNTERS
        RT: ACOUSTIC EQUIPMENT
        RT: ECHO INTEGRATORS
        RT: ECHO SURVEYS

    FISH CULTURE
        Notes: Methods and techniques for fish culture
        BT: AQUACULTURE
        NT: BAIT CULTURE
        RT: AGROPISCICULTURE
        RT: AIR-BREATHING FISH
        RT: AQUARIUM CULTURE

    FISH DETECTION
        BT: DETECTION
        RT: ACTIVE SONAR
        RT: ECHOSOUNDERS
        RT: FISHING OPERATIONS

    FISH DISEASES
        Notes: Added in 1980
        BT: ANIMAL DISEASES
        NT: BOIL DISEASE
        NT: BUBBLE DISEASE
        NT: GILL DISEASE
        NT: PEDUNCLE DISEASE
        NT: REDMOUTH DISEASE
        NT: SUNBURN
        NT: ULCERATIVE DERMAL NECROSIS
        NT: WHIRLING DISEASE
        RT: DISEASE CONTROL
        RT: DISEASE RESISTANCE
        RT: ENVIRONMENTAL DISEASES

    FISH EGGS
        BT: EGGS
        RT: FISH LARVAE
        RT: HATCHING
        RT: ICHTHYOPLANKTON

    FISH FILLETS
        Notes: Added in 1980
        BT: PROCESSED FISHERY PRODUCTS
        RT: FILLETTING
        RT: GUTTING

    FISH FLOUR
        Notes: Fish meal prepared for human consumption. Before 1982 search POWDERED PRODUCTS
        BT: FISH MEAL
        RT: FISH MEAL
        RT: HUMAN FOOD
        RT: ORGANOLEPTIC PROPERTIES

    FISH GLUE
        Notes: Gelatinous liquid glue from fish waste. Added in 1980
        BT: PROCESSED FISHERY PRODUCTS
        RT: ADHESIVES
        RT: FISH WASTES

    FISH HANDLING
        BT: FISHERY INDUSTRY
        NT: DRESSING
        NT: FILLETTING
        NT: HEADING
        RT: CHILLED PRODUCTS
        RT: CODEX STANDARDS
        RT: COLD STORAGE

    FISH INSPECTION
        Notes: Monitoring of fish and fishery products quality control. Added in 1980
        BT: INSPECTION
        RT: ACCEPTANCE TESTS
        RT: FISH HANDLING
        RT: FISH INSPECTION REGULATIONS

    FISH INSPECTION REGULATIONS
        BT: COMMERCIAL LEGISLATION
        RT: CODEX STANDARDS
        RT: FISH HANDLING
        RT: FISH INSPECTION

    FISH KILL
        Notes: Excessive or conspicuous mortalities of fish due to several causes. Added in 1980
        NT: WINTERKILL
        RT: ANOXIC CONDITIONS
        RT: EUTROPHICATION
        RT: FISH

    FISH LARVAE
        BT: LARVAE
        NT: FINGERLINGS
        NT: FRY
        RT: BIOLOGICAL DRIFT
        RT: FISH EGGS
        RT: ICHTHYOPLANKTON

    FISH MEAL
        Notes: Before 1982 search POWDERED PRODUCTS
        BT: POWDERED PRODUCTS
        NT: FISH FLOUR
        RT: FEED
        RT: FERTILIZERS
        RT: FISH FLOUR

    FISH MEAL PROCESSING
        BT: PROCESSING FISHERY PRODUCTS
        RT: FISH MEAL
        RT: FISH WASTES
        RT: POWDERED PRODUCTS

    FISH OIL EXTRACTION
        BT: ANIMAL OIL EXTRACTION
        RT: CHEMICAL EXTRACTION
        RT: FISH OILS
        RT: FISH WASTES

    ABCDEFGHIJKLMNOPQRSTUVWXYZ


    FISH OILS
        Notes: Oils extracted from fish, fish liver, fish wastes and marine mammals
        BT: PROCESSED FISHERY PRODUCTS
        RT: BYPRODUCTS
        RT: FISH
        RT: FISH OIL EXTRACTION

    FISH PHYSIOLOGY
        Notes: Before 1982 search PHYSIOLOGY
        BT: ANIMAL PHYSIOLOGY
        RT: FISH
        RT: FISH DISEASES
        RT: ICHTHYOLOGY

    FISH POISONING
        Notes: Capture of fish or other aquatic animals by use of poisons of different origin
        BT: CATCHING METHODS
        RT: FISH
        RT: FISHING
        RT: ROTENONE

    FISH PONDS
        BT: PONDS
        NT: BREEDING PONDS
        NT: GROWING PONDS
        NT: NURSERY PONDS
        NT: STOCKING PONDS
        RT: AGROPISCICULTURE
        RT: AQUACULTURE
        RT: AQUACULTURE FACILITIES

    FISH PUMPS
        Notes: Used for unloading small fish. Before 1982 search HARVESTING MACHINES
        BT: PUMPS
        RT: FISH HANDLING

    FISH REPELLENTS
        BT: REPELLENTS
        RT: FISH
        RT: SHARK ATTACKS

    FISH SILAGE
        Notes: Added in 1982
        RT: ACIDIFICATION
        RT: FERMENTATION

    FISH SIZING
        Notes: Added in 1982
        RT: ECHO SURVEYS
        RT: SWIM BLADDER
        RT: TARGET STRENGTH

    FISH SPOILAGE
        Notes: Added in 1982
        RT: ORGANOLEPTIC PROPERTIES
        RT: PRESERVATION (FISHERY PRODUCTS)
        RT: QUALITY CONTROL

    FISH STORAGE
        Notes: Before 1982 search STORAGE
        RT: COLD STORAGE
        RT: FISHERY PRODUCTS
        RT: ICE

    FISH UTILIZATION
        Notes: Added in 1982
        RT: COMMERCIAL SPECIES
        RT: FISHERY PRODUCTS
        RT: PROCESSING FISHERY PRODUCTS

    FISH WASTES
        BT: WASTES
        RT: FISH
        RT: FISH GLUE
        RT: FISH HANDLING
    FISHERIES
        NT: CANOE FISHERIES
        NT: CARANGID FISHERIES
        NT: COASTAL FISHERIES
        NT: CRUSTACEAN FISHERIES
        NT: DEMERSAL FISHERIES
        NT: ESTUARINE FISHERIES
        NT: FINFISH FISHERIES
        NT: INLAND FISHERIES
        NT: MARINE FISHERIES
        NT: MULTISPECIES FISHERIES
        NT: PEARL FISHERIES
        NT: PELAGIC FISHERIES
        NT: ROE FISHERIES
        NT: SHELLFISH FISHERIES
        NT: SPONGE FISHERIES
        NT: TURTLE FISHERIES
        RT: AQUATIC SCIENCES
        RT: ARTISANAL FISHING
        RT: CATCHING METHODS

    FISHERMEN
        BT: PERSONNEL
        RT: COOPERATIVES
        RT: DIRECTORIES
        RT: FISHERMEN STATISTICS

    FISHERMEN STATISTICS
        BT: FISHERY STATISTICS
        RT: FISHERMEN
        RT: LABOUR

    FISHERY BIOLOGISTS
        Notes: Added in 1980
        BT: BIOLOGISTS
        RT: ALGOLOGISTS
        RT: CARCINOLOGISTS
        RT: DIRECTORIES

    FISHERY BIOLOGY
        Notes: Scientific complex of different disciplines applied to biological research in fisheries
        BT: BIOLOGY
        RT: BIOMETRICS
        RT: ECOLOGY
        RT: FISHERY BIOLOGISTS

    FISHERY BOUNDARIES
        Notes: Added in 1982
        BT: BOUNDARIES
        RT: CONTIGUOUS ZONES
        RT: EXCLUSIVE ECONOMIC ZONE
        RT: FISHERY DISPUTES

    FISHERY CHARTS
        Notes: Charts for use in fishery operations including graphical descriptions of fishing grounds
        BT: MAPS
        RT: ENVIRONMENTAL CONDITIONS
        RT: FISHERY SURVEYS
        RT: FISHING GROUNDS

    FISHERY DATA
        Notes: Restricted to fishery operation data
        BT: DATA
        NT: CATCH/EFFORT
        NT: FISHING EFFORT
        NT: FISHING POWER
        NT: FISHING TIME
        RT: CATCH STATISTICS
        RT: FISH CATCH STATISTICS
        RT: FISHERY BIOLOGY

    FISHERY DEVELOPMENT
        BT: RESOURCE DEVELOPMENT
        RT: CAPTURE FISHERY ECONOMICS
        RT: CATCHING METHODS
        RT: DEVELOPMENT PROJECTS

    FISHERY DISPUTES
        Notes: Added in 1980
        BT: DISPUTES
        RT: BOUNDARIES
        RT: COASTAL STATES
        RT: FISHERY BOUNDARIES

    FISHERY ECONOMICS
        Notes: Economics of all aspects of fisheries, exploitation, production, processing, marketing, distribution, trade etc.
        BT: ECONOMICS
        NT: AQUACULTURE ECONOMICS
        NT: CAPTURE FISHERY ECONOMICS
        RT: COOPERATIVES
        RT: COST ANALYSIS
        RT: ECONOMIC ANALYSIS

    FISHERY ENGINEERING
        BT: ENGINEERING
        RT: CATCHING METHODS
        RT: ECHOSOUNDING
        RT: FISHERY DEVELOPMENT

    FISHERY INDUSTRY
        Notes: Including any industries of fishery products obtained by handling or processing methods
        BT: INDUSTRIES
        NT: FISH HANDLING
        NT: PROCESSING FISHERY PRODUCTS
        NT: SEAWEED PROCESSING
        RT: COMMERCIAL FISHING
        RT: COST ANALYSIS
        RT: FISH INSPECTION REGULATIONS

    FISHERY INDUSTRY EQUIPMENT
        Notes: Industrial equipment used for handling and processing fishery products
        BT: EQUIPMENT
        NT: REFRIGERATORS
        RT: FACTORY SHIPS
        RT: FISHERY INDUSTRY
        RT: FISHERY INDUSTRY PLANTS

    FISHERY INDUSTRY LEGISLATION
        BT: LEGISLATION
        RT: FISHERY INDUSTRY
        RT: FISHERY ORGANIZATIONS

    FISHERY INDUSTRY PLANTS
        RT: FACTORY SHIPS
        RT: FISHERY INDUSTRY
        RT: FISHERY INDUSTRY EQUIPMENT

    FISHERY INSTITUTIONS
        BT: RESEARCH INSTITUTIONS
        RT: EDUCATION
        RT: FISHERY DEVELOPMENT
        RT: FISHERY ORGANIZATIONS

    FISHERY LIMNOLOGY
        Notes: Added in 1980
        BT: LIMNOLOGY
        RT: FISHERY BIOLOGY
        RT: FISHERY SCIENCES
        RT: FISHERY SURVEYS

    FISHERY MANAGEMENT
        BT: RESOURCE MANAGEMENT
        RT: CAPTURE FISHERY ECONOMICS
        RT: CULLING
        RT: DEPLETED STOCKS

    FISHERY OCEANOGRAPHY
        Notes: Applied investigations on oceanic conditions of fishing regions or grounds
        BT: OCEANOGRAPHY
        RT: ENVIRONMENTAL SURVEYS
        RT: FISHERY BIOLOGY
        RT: FISHERY SCIENCES

    FISHERY ORGANIZATIONS
        BT: ORGANIZATIONS
        NT: COOPERATIVES
        RT: AQUACULTURE DEVELOPMENT
        RT: FISHERY DEVELOPMENT
        RT: FISHERY INDUSTRY LEGISLATION

    FISHERY POLICY
        Notes: Added in 1980
        BT: POLICIES
        RT: ALLOCATION SYSTEMS
        RT: FISHERMEN
        RT: FISHERY DEVELOPMENT

    FISHERY PRODUCTS
        BT: PRODUCTS
        NT: PROCESSED FISHERY PRODUCTS
        RT: AQUACULTURE PRODUCTS
        RT: BY CATCH
        RT: COLD STORAGE

    FISHERY PROTECTION
        Notes: Measures against illegal fishing by foreign vessels in EEZ, territorial waters or protected fisheries
        BT: PROTECTION
        RT: EXCLUSIVE ECONOMIC ZONE
        RT: FISHERY DISPUTES
        RT: FISHERY POLICY

    FISHERY REGULATIONS
        Notes: Regulations on national rights to fisheries and legislative management of fisheries resources
        BT: LEGISLATION
        NT: MESH REGULATIONS
        NT: QUOTA REGULATIONS
        NT: SEASON REGULATIONS
        NT: SIZE-LIMIT REGULATIONS
        NT: WHALING REGULATIONS
        RT: EXCLUSIVE ECONOMIC ZONE
        RT: EXPLOSIVE FISHING
        RT: FISHERY DISPUTES

    FISHERY RESOURCES
        BT: LIVING RESOURCES
        RT: ANIMAL PRODUCTS
        RT: AQUATIC MAMMALS
        RT: AQUATIC PLANTS

    FISHERY SCIENCES
        RT: FISHERY BIOLOGY
        RT: FISHERY ECONOMICS
        RT: FISHERY ENGINEERING

    FISHERY STATISTICS
        Notes: Including statistical tabulation of data
        NT: AQUACULTURE STATISTICS
        NT: CATCH STATISTICS
        NT: FISHERMEN STATISTICS
        NT: FISHING VESSELS STATISTICS
        NT: INDUSTRIAL PRODUCTS STATISTICS
        NT: LANDING STATISTICS
        NT: SPORT FISHING STATISTICS
        RT: CAPTURE FISHERY ECONOMICS
        RT: FISHERIES
        RT: FISHERY DATA

    FISHERY SURVEYS
        BT: SURVEYS
        RT: AERIAL SURVEYS
        RT: AGE GROUPS
        RT: CATCH COMPOSITION

    FISHERY TECHNOLOGY
        Notes: Scientific research and industrial techniques applied to fishery industry
        BT: TECHNOLOGY
        RT: CATCHING METHODS
        RT: FISHERY DEVELOPMENT
        RT: FISHERY INDUSTRY

    FISHING
        Notes: Use of a more specific term is recommended; consult terms listed below. Added in 1980
        RT: ANGLING
        RT: ARTISANAL FISHING
        RT: BAIT FISHING

    FISHING BARRIERS
        Notes: Before 1982 search BARRIERS
        BT: BARRIERS
        RT: COASTAL FISHERIES
        RT: FISHING
        RT: FISHING GEAR

    FISHING BUOYS
        BT: BUOYS
        RT: FISH CULTURE
        RT: FISHING GEAR
        RT: RADIO BUOYS

    FISHING BY DIVING
        BT: CATCHING METHODS
        RT: DIVING
        RT: FISHING
        RT: PEARL FISHERIES

    FISHING EFFORT
        BT: FISHERY DATA
        RT: CATCH STATISTICS
        RT: CATCH/EFFORT
        RT: FISHING MORTALITY

    FISHING GEAR
        Notes: Technical description of gear used mainly for commercial fishing purposes
        NT: DREDGES
        NT: ELECTRIFIED GEAR
        NT: FISHING NETS
        NT: GRAPPLING GEAR
        NT: HARVESTING MACHINES
        NT: LINES
        NT: POTS
        NT: WOUNDING GEAR
        RT: ATTRACTING TECHNIQUES
        RT: AVOIDANCE REACTIONS
        RT: BAIT FISHING

    FISHING GROUNDS
        RT: EXPLORATORY FISHING
        RT: FISHERIES
        RT: FISHERY CHARTS

    FISHING HARBOURS
        BT: HARBOURS
        RT: FISHERY CHARTS
        RT: SITE SELECTION

    FISHING MORTALITY
        BT: MORTALITY
        RT: FISHING EFFORT
        RT: OVERFISHING
        RT: TOTAL MORTALITY

    FISHING NETS
        BT: FISHING GEAR
        NT: CAST NETS
        NT: ENTANGLING NETS
        NT: GILLNETS
        NT: LIFT-NETS
        NT: SEINE NETS
        NT: SURROUNDING NETS
        NT: TRAP NETS
        NT: TRAWL NETS
        RT: AVOIDANCE REACTIONS
        RT: FISHING OPERATIONS
        RT: FISHING TECHNOLOGY

    FISHING OPERATIONS
        NT: ARTISANAL FISHING
        NT: COMMERCIAL FISHING
        NT: EXPERIMENTAL FISHING
        NT: EXPLORATORY FISHING
        NT: ICE FISHING
        NT: INTERMEDIATE FISHING
        RT: ACOUSTIC EQUIPMENT
        RT: CATCHING METHODS
        RT: COMMUNICATION SYSTEMS

    FISHING POWER
        BT: FISHERY DATA
        RT: CATCH/EFFORT
        RT: FISHING EFFORT
        RT: FISHING GEAR

    FISHING RIGHTS
        Notes: The legal right of fishing in a given place at a given time. Added in 1980
        BT: RIGHTS
        RT: COASTAL STATES
        RT: CONTIGUOUS ZONES
        RT: EXCLUSIVE ECONOMIC ZONE

    FISHING TECHNOLOGY
        Notes: Before 1982 search CATCHING METHODS
        BT: TECHNOLOGY
        RT: CATCHING METHODS
        RT: EXPERIMENTAL FISHING
        RT: FISHING GEAR

    FISHING TIME
        BT: FISHERY DATA
        RT: CATCH STATISTICS
        RT: FISHING EFFORT
        RT: FISHING POWER

    FISHING VESSELS
        BT: SURFACE CRAFT
        NT: CATCHERS
        NT: GILLNETTERS
        NT: LINERS
        NT: SEINERS
        NT: TRAWLERS
        RT: ACCOMMODATION
        RT: BOATS
        RT: COMMERCIAL FISHING

    FISHING VESSELS STATISTICS
        Notes: Statistical data tabulated by types of vessels and size categories
        BT: FISHERY STATISTICS
        RT: FISHING EFFORT
        RT: FISHING VESSELS

    FISHING WITHOUT GEAR
        Notes: Includes collecting by hand and use of trained hunting animals
        BT: CATCHING METHODS
        RT: FISHING

    FISHWAYS
        BT: GUIDING DEVICES
        RT: ANADROMOUS MIGRATIONS
        RT: DAMS
        RT: HABITAT IMPROVEMENT (PHYSICAL)

    FISSION PRODUCTS
        BT: RADIOACTIVE MATERIALS
        RT: ACCIDENTS
        RT: FALLOUT
        RT: ISOTOPES

    FIXATION
        Notes: Fixation methods used to kill and preserve aquatic animal and vegetal organisms for laboratory purposes
        RT: ANAESTHETICS
        RT: FIXATIVES
        RT: PRESERVATION (FISHERY PRODUCTS)

    FIXATIVES
        Notes: Added in 1980
        RT: CHEMICAL COMPOUNDS
        RT: CYTOLOGY
        RT: FIXATION

    FIXED PLATFORMS
        Notes: Membered structures, permanently attached to the sea floor, with the working level above water
        BT: OFFSHORE STRUCTURES
        NT: GRAVITY PLATFORMS
        NT: GUYED TOWERS
        NT: PILED PLATFORMS
        NT: TENSION LEG PLATFORMS
        RT: DECKS
        RT: DRILLING PLATFORMS
        RT: LEGS (STRUCTURAL)

    FIXED STATIONS
        BT: OCEANOGRAPHIC STATIONS
        NT: INSHORE STATIONS
        NT: OCEAN STATIONS
        RT: MONITORING SYSTEMS
        RT: STANDARD OCEAN SECTIONS
        RT: TIME SERIES

    FJORD DYNAMICS
        Notes: Water motion in fjords
        BT: SHELF DYNAMICS

    FJORDS
        BT: COASTAL INLETS
        RT: ANOXIC CONDITIONS
        RT: ANOXIC SEDIMENTS
        RT: COASTAL LANDFORMS

    FLAGELLA
        Notes: Before 1982 search CILIA
        RT: ANIMAL APPENDAGES
        RT: CILIA
        RT: LOCOMOTORY APPENDAGES

    ABCDEFGHIJKLMNOPQRSTUVWXYZ


    FLATFISH FISHERIES
        Notes: Added in 1982
        BT: FINFISH FISHERIES
        RT: DEMERSAL FISHERIES
        RT: LONGLINING
        RT: MARINE FISHERIES

    FLAW LEADS
        BT: LEADS
        RT: NAVIGATION IN ICE

    FLEXIBILITY
        BT: MECHANICAL PROPERTIES
        RT: DEFORMATION
        RT: ELASTICITY
        RT: POISSON'S RATIO

    FLIGHT BEHAVIOUR
        Notes: Added in 1980
        BT: BEHAVIOUR
        RT: AQUATIC BIRDS
        RT: AVIAN PHYSIOLOGY
        RT: FLYING

    FLINT
        BT: CHEMICAL SEDIMENTS
        RT: CHERT
        RT: CONCRETIONS
        RT: SEDIMENTARY ROCKS

    FLOATING
        RT: BALLAST
        RT: CAPSIZING

    FLOATING BARRIERS
        BT: BARRIERS
        RT: BREAKWATERS
        RT: CONTAINMENT
        RT: OIL REMOVAL

    FLOATING CAGES
        Notes: Added in 1980
        BT: CAGES
        RT: FISH CULTURE

    FLOATING HOSES
        BT: HOSES
        RT: LOADING BUOYS
        RT: TANKER LOADING

    FLOATING ICE
        BT: ICE
        NT: FAST ICE
        NT: ICE ISLANDS
        NT: ICE SHELVES
        NT: ICEBERGS
        NT: PACK ICE
        RT: ICE BREAKUP
        RT: ICE CAPS
        RT: ICE JAMS

    FLOATING STRUCTURES
        BT: OFFSHORE STRUCTURES
        NT: MOBILE PLATFORMS
        NT: PONTOONS
        RT: BARGES
        RT: BUOY SYSTEMS
        RT: CAPSIZING

    FLOCCULATION
        BT: CHEMICAL PRECIPITATION
        RT: CLAY MINERALS
        RT: COLLOIDS
        RT: COPRECIPITATION

    FLOOD CONTROL
        BT: CONTROL
        RT: AQUACULTURE EQUIPMENT
        RT: AQUACULTURE FACILITIES
        RT: DAMS

    FLOOD CURRENTS
        BT: TIDAL CURRENTS
        RT: HIGH WATER
        RT: TIDAL CYCLES

    FLOOD FORECASTING
        Notes: Added in 1980
        BT: PREDICTION
        RT: FLOOD CONTROL
        RT: FLOOD PLAINS
        RT: FLOODS

    FLOOD PLAINS
        BT: LANDFORMS
        RT: ALLUVIAL DEPOSITS
        RT: DELTAS
        RT: FLOOD CONTROL

    FLOODING
        Notes: Added in 1980
        RT: FLOODS
        RT: PEST CONTROL
        RT: RICE FIELDS

    FLOODS
        RT: BACKWATERS
        RT: DISASTERS
        RT: FLOOD CONTROL

    FLOTATION
        Notes: Including flotation mechanisms
        BT: SEPARATION
        RT: BUOYANCY
        RT: COAGULATION
        RT: DISPLACEMENT

    FLOTSAM
        Notes: Floating wreckage
        RT: SOLID IMPURITIES
        RT: SURFACE DRIFTERS
        RT: WRECKS

    FLOW AROUND OBJECTS
        BT: FLUID FLOW
        RT: CURRENT SCOURING
        RT: CYLINDRICAL STRUCTURES
        RT: LEE EDDIES

    FLOW MEASUREMENT
        Notes: Before 1984 search also FLUID FLOW MEASUREMENT
        BT: MEASUREMENT
        NT: CURRENT MEASUREMENT
        NT: TURBULENCE MEASUREMENT
        NT: WIND MEASUREMENT
        RT: FLOW MEASURING EQUIPMENT
        RT: FLOWMETERS
        RT: FLUID FLOW

    FLOW MEASURING EQUIPMENT
        NT: CURRENT MEASURING EQUIPMENT
        NT: WIND MEASURING EQUIPMENT
        RT: FLOW MEASUREMENT
        RT: FLOWMETERS
        RT: FLUID MOTION

    FLOW OVER SURFACES
        Notes: Use of a more specific term is recommended
        BT: FLUID FLOW
        NT: AIR FLOW OVER LAND
        NT: AIR FLOW OVER WATER
        RT: TOPOGRAPHIC EFFECTS

    FLOW STRUCTURES
        BT: SEDIMENTARY STRUCTURES
        RT: SLUMPING
        RT: TURBIDITY CURRENT STRUCTURES

    FLOWLINES
        Notes: Pipelines from underwater wellheads to manifolds or riser pipes
        BT: PIPELINES
        RT: GATHERING LINES
        RT: MANIFOLDS
        RT: RISER PIPES

    FLOWMETERS
        BT: MEASURING DEVICES
        RT: ANEMOMETERS
        RT: CHANNEL FLOW
        RT: COSINE RESPONSE

    FLUID DYNAMICS
        BT: FLUID MECHANICS
        NT: AERODYNAMICS
        RT: ATMOSPHERIC MOTION
        RT: EQUATION OF CONTINUITY
        RT: FLUID FLOW

    FLUID FLOW
        BT: FLUID MOTION
        NT: AGEOSTROPHIC FLOW
        NT: CHANNEL FLOW
        NT: CRITICAL FLOW
        NT: DENSITY FLOW
        NT: FLOW AROUND OBJECTS
        NT: FLOW OVER SURFACES
        NT: GEOSTROPHIC FLOW
        NT: HORIZONTAL MOTION
        NT: HYDROTHERMAL FLOW
        NT: JETS
        NT: LAMINAR FLOW
        NT: MULTIPHASE FLOW
        NT: PERCOLATION
        NT: PLUMES
        NT: POTENTIAL FLOW
        NT: SHEAR FLOW
        NT: STRATIFIED FLOW
        NT: TURBULENT FLOW
        RT: FLOW MEASUREMENT
        RT: FLUID DYNAMICS
        RT: FLUIDS

    FLUID MECHANICS
        Notes: Before 1982 search HYDRODYNAMICS
        BT: MECHANICS
        NT: FLUID DYNAMICS
        NT: HYDRODYNAMICS
        NT: HYDROSTATICS
        RT: DYNAMICAL OCEANOGRAPHY
        RT: FLUID MOTION
        RT: FLUIDS

    FLUID MOTION
        Notes: Before 1982 search HYDRODYNAMICS
        NT: BAROCLINIC MOTION
        NT: BAROTROPIC MOTION
        NT: BILLOWS
        NT: FLUID FLOW
        NT: LANGMUIR CIRCULATION
        NT: TURBULENCE
        NT: TURBULENT ENTRAINMENT
        NT: UNIDIRECTIONAL FLOW
        NT: UNSTEADY FLOW
        RT: ANTICYCLONIC MOTION
        RT: BAROCLINIC MODE
        RT: BAROTROPIC MODE

    FLUID MUD
        BT: MUD
        RT: FLUIDIZATION

    FLUIDIZATION
        BT: PHASE CHANGES
        RT: FLUID MUD
        RT: FLUIDIZED SEDIMENT FLOW
        RT: FLUIDS

    FLUIDIZED SEDIMENT FLOW
        BT: SEDIMENT GRAVITY FLOWS
        RT: COHESIONLESS SEDIMENTS
        RT: FLUIDIZATION
        RT: PORE PRESSURE

    FLUIDS
        Notes: Use of a more specific term is recommended
        NT: GASES
        NT: LIQUIDS
        NT: NON-NEWTONIAN FLUIDS
        NT: ROTATING FLUIDS
        RT: BODY FLUIDS
        RT: DRILLING FLUIDS
        RT: FLUID FLOW

    FLUMES
        BT: LABORATORY EQUIPMENT
        RT: CHANNELS
        RT: SCALE MODELS
        RT: WAVE TANKS

    FLUORESCENCE
        BT: LUMINESCENCE
        RT: ANALYTICAL TECHNIQUES
        RT: BIOLOGICAL PROPERTIES
        RT: BIOLUMINESCENCE

    FLUORESCENCE MICROSCOPY
        BT: MICROSCOPY
        RT: FLUORESCENCE
        RT: RADIOGRAPHY

    FLUORESCENCE SPECTROSCOPY
        BT: SPECTROSCOPIC TECHNIQUES

    FLUORIDES
        BT: FLUORINE COMPOUNDS
        RT: HALIDES
        RT: MAGNESIUM FLUORIDES

    FLUORIMETERS
        RT: FLUORESCENCE
        RT: LIGHT MEASURING INSTRUMENTS

    FLUORINATED HYDROCARBONS
        BT: HALOGENATED HYDROCARBONS
        NT: FREONS

    FLUORINE
        BT: CHEMICAL ELEMENTS
        RT: BROMINE
        RT: CHLORINE
        RT: FLUORINE COMPOUNDS

    FLUORINE COMPOUNDS
        BT: HALOGEN COMPOUNDS
        NT: FLUORIDES
        RT: BRINES
        RT: CHEMICAL COMPOUNDS
        RT: CHLORIC ACID

    FLUORINE ISOTOPES
        BT: ISOTOPES
        RT: FLUORINE

    FLUORITE
        BT: HALIDE MINERALS
        RT: FLUORINE

    FLUSHING
        RT: FLUSHING TIME
        RT: TIDAL INLETS

    FLUSHING TIME
        RT: ESTUARIES
        RT: ESTUARINE DYNAMICS
        RT: FLUSHING

    FLUTE CASTS
        BT: CURRENT MARKS
        RT: SOLE MARKS

    FLUVIAL DEPOSITS
        RT: FLUVIAL FEATURES
        RT: FLUVIAL SEDIMENTATION
        RT: FLUVIAL TRANSPORT

    FLUVIAL FEATURES
        RT: ALLUVIAL FANS
        RT: BED FORMS
        RT: CHANNELS

    FLUVIAL MORPHOLOGY
        BT: GEOMORPHOLOGY
        RT: ALLUVIAL DEPOSITS
        RT: DELTAS
        RT: DISTRIBUTARIES

    FLUVIAL SEDIMENTATION
        BT: SEDIMENTATION
        RT: ALLUVIAL DEPOSITS
        RT: DELTAIC DEPOSITS
        RT: FLUVIAL DEPOSITS

    FLUVIAL TRANSPORT
        BT: SEDIMENT TRANSPORT
        RT: ALLUVIAL DEPOSITS
        RT: CHANNEL FLOW
        RT: FLUVIAL DEPOSITS

    FLY ASH
        BT: ASHES
        RT: AIR POLLUTION
        RT: ATMOSPHERIC PARTICULATES

    FLYING
        Notes: Added in 1980
        BT: LOCOMOTION
        RT: AQUATIC BIRDS
        RT: FLIGHT BEHAVIOUR

    FLYSCH
        BT: CLASTICS
        RT: TERRIGENOUS SEDIMENTS

    FOAMS
        Notes: Including foaming phenomena on the surface of water bodies
        RT: AIR BUBBLES
        RT: CAPILLARITY
        RT: COLLOIDS

    FOETUS
        Notes: Added in 1980
        BT: EMBRYOS
        RT: AQUATIC MAMMALS
        RT: EMBRYOLOGY
        RT: PARTURITION

    FOG
        BT: CLOUDS
        RT: DEW POINT
        RT: HAZE
        RT: UPWELLING

    FOLDS
        BT: GEOLOGICAL STRUCTURES
        NT: ANTICLINES
        NT: ANTICLINORIA
        NT: GEOSYNCLINES
        NT: STRUCTURAL DOMES
        NT: SYNCLINES
        NT: SYNCLINORIA
        RT: ROCK DEFORMATION

    FOOD
        Notes: Use of a more specific term is recommended; consult terms listed below
        RT: FOOD ABSORPTION
        RT: FOOD ADDITIVES
        RT: FOOD AVAILABILITY

    FOOD ABSORPTION
        BT: ANIMAL NUTRITION
        RT: DIGESTION
        RT: FOOD
        RT: INTESTINES

    FOOD ADDITIVES
        BT: ADDITIVES
        RT: ANTIOXIDANTS
        RT: DIETS
        RT: FOOD

    FOOD AVAILABILITY
        BT: AVAILABILITY
        RT: ABUNDANCE
        RT: BIOTIC FACTORS
        RT: BIOTIC PRESSURE

    FOOD CHAINS
        BT: FOOD WEBS
        RT: BIOACCUMULATION
        RT: BIOENERGETICS
        RT: BIOLOGICAL PRODUCTION

    FOOD COMPOSITION
        Notes: Chemical composition of industrial aquatic products for human and animal consumption
        RT: CHEMICAL COMPOSITION
        RT: FOOD
        RT: FOOD ADDITIVES

    FOOD CONSUMPTION
        BT: ANIMAL NUTRITION
        RT: BIOENERGETICS
        RT: CALORIES
        RT: DIGESTION

    FOOD CONVERSION
        Notes: Efficiency of food conversion by organisms
        BT: ANIMAL NUTRITION
        RT: DIGESTION
        RT: FEEDING
        RT: FOOD

    FOOD FISH
        BT: FISH
        RT: BOTULISM
        RT: COMMERCIAL SPECIES
        RT: FOOD

    FOOD ORGANISMS
        BT: AQUATIC ORGANISMS
        RT: AQUACULTURE
        RT: AQUATIC INSECTS
        RT: ARTIFICIAL FEEDING

    FOOD POISONING
        RT: ALLERGIC REACTIONS
        RT: BACTERIA
        RT: BOTULISM

    FOOD PREFERENCES
        Notes: Added in 1982
        RT: ARTIFICIAL FEEDING
        RT: FEEDING BEHAVIOUR
        RT: GRAZING

    FOOD RESOURCES
        Notes: For human consumption only. Added in 1980
        BT: NATURAL RESOURCES
        RT: HUMAN FOOD
        RT: LIVING RESOURCES
        RT: MARINE RESOURCES

    FOOD TECHNOLOGY
        Notes: Restricted to industrial aquatic products for human and animal consumption
        BT: TECHNOLOGY
        RT: ACCEPTANCE TESTS
        RT: DRYING
        RT: FEED

    FOOD WEBS
        NT: FOOD CHAINS
        RT: BIOLOGICAL PRODUCTION
        RT: CYCLES
        RT: ECOSYSTEMS

    ABCDEFGHIJKLMNOPQRSTUVWXYZ


    FORAGE FISH
        Notes: The prey of predatory fish
        BT: FISH
        RT: AQUACULTURE
        RT: CARNIVORES
        RT: FOOD ORGANISMS

    FORAMINIFERA
        Notes: Used as subject descriptor in ASFA-2 only; in ASFA-1, used as taxonomic descriptor
        RT: FORAMINIFERAL OOZE
        RT: FOSSIL FORAMINIFERA
        RT: MICROPALAEONTOLOGY

    FORAMINIFERAL OOZE
        BT: CALCAREOUS OOZE
        NT: GLOBIGERINA OOZE
        RT: FORAMINIFERA
        RT: FOSSIL FORAMINIFERA

    FORCED CONVECTION
        BT: CONVECTION
        RT: HEAT TRANSFER
        RT: LAMINAR FLOW
        RT: PRANDTL NUMBER

    FORCED OSCILLATIONS
        BT: OSCILLATIONS

    FORCES
        NT: CENTRIFUGAL FORCE
        NT: CENTRIPETAL FORCE
        RT: GRAVITATION
        RT: INERTIA

    FORCES (MECHANICS)
        NT: CORIOLIS FORCE
        NT: FRICTION
        NT: GRAVITY
        NT: LOADS (FORCES)
        NT: STRESS

    FOREARC BASINS
        BT: STRUCTURAL BASINS
        RT: ACTIVE MARGINS
        RT: BASINS
        RT: ISLAND ARCS

    FOREIGN FISHING
        Notes: Refers to commercial fishing by foreign vessels. Added in 1980
        BT: COMMERCIAL FISHING
        RT: BILATERAL AGREEMENTS
        RT: COASTAL STATES
        RT: EXCLUSIVE ECONOMIC ZONE

    FORESET BEDS
        BT: DELTAIC FEATURES
        RT: DELTAIC DEPOSITS
        RT: DELTAIC SEDIMENTATION

    FORESHORE
        BT: BEACH FEATURES
        RT: BACKSHORE

    FOREST INDUSTRY
        Notes: Added in 1980
        BT: INDUSTRIES
        RT: INDUSTRIAL WASTES
        RT: PULP WASTES

    FORM DRAG
        BT: DRAG
        RT: BED ROUGHNESS
        RT: BOTTOM FRICTION

    FORMULAE
        Notes: Used only as a qualifier
        RT: MATHEMATICAL MODELS

    FORWARD SCATTERING
        Notes: Forward scattering of sound waves
        BT: SOUND SCATTERING
        RT: BACKSCATTER

    FOSSIL ASSEMBLAGES
        RT: BIOSTRATIGRAPHY
        RT: ECOLOGICAL ASSOCIATIONS
        RT: FOSSILS

    FOSSIL DIATOMS
        BT: VEGETAL FOSSILS
        RT: DIATOM OOZE
        RT: OOZES

    FOSSIL FORAMINIFERA
        BT: ANIMAL FOSSILS
        RT: FORAMINIFERA
        RT: FORAMINIFERAL OOZE
        RT: OOZES

    FOSSIL FUELED POWER PLANTS
        BT: POWER PLANTS
        RT: COOLING PONDS
        RT: COOLING WATER
        RT: FOSSIL FUELS

    FOSSIL FUELS
        BT: SUBSURFACE DEPOSITS
        NT: COAL
        NT: PETROLEUM
        RT: AIR POLLUTION
        RT: CARBON DIOXIDE
        RT: DEEP-SEA MINING

    FOSSIL POLLEN
        BT: VEGETAL FOSSILS
        RT: PALAEONTOLOGY
        RT: PALYNOLOGY
        RT: POLLEN

    FOSSIL PTEROPODS
        BT: ANIMAL FOSSILS
        RT: PTEROPOD OOZE

    FOSSIL RADIOLARIA
        BT: ANIMAL FOSSILS
        RT: RADIOLARIAN OOZE

    FOSSIL SEA WATER
        BT: SEA WATER
        RT: FJORDS
        RT: LAKES
        RT: PALAEOCEANOGRAPHY

    FOSSIL SPORES
        BT: VEGETAL FOSSILS
        RT: PALYNOLOGY
        RT: SPORES

    FOSSILIZED TRACKS
        BT: TRACE FOSSILS

    FOSSILS
        NT: ANIMAL FOSSILS
        NT: VEGETAL FOSSILS
        RT: AGE DETERMINATION
        RT: ARCHAEOLOGY
        RT: BIOFACIES

    FOULING
        Notes: Added in 1980
        RT: ANTIFOULING SUBSTANCES
        RT: AQUATIC PLANTS
        RT: DEGRADATION

    FOULING CONTROL
        BT: CONTROL
        RT: ANTIFOULING SUBSTANCES
        RT: BIOLOGICAL CONTROL
        RT: COATING MATERIALS

    FOULING ORGANISMS
        BT: AQUATIC ORGANISMS
        RT: ANTIFOULING SUBSTANCES
        RT: BIODEGRADATION
        RT: BIOLOGICAL DAMAGE

    FOUNDATIONS
        NT: PILES
        RT: CURRENT SCOURING
        RT: GEOTECHNOLOGY
        RT: GROUTING

    FOURIER ANALYSIS
        Notes: Before 1982 search HARMONIC ANALYSIS
        BT: MATHEMATICAL ANALYSIS
        RT: FOURIER TRANSFORMS
        RT: HARMONIC ANALYSIS
        RT: SIGNAL PROCESSING

    FOURIER TRANSFORMS
        BT: FUNCTIONAL ANALYSIS
        RT: FOURIER ANALYSIS

    FRACTURE ZONES
        BT: SUBMARINE FEATURES
        RT: ESCARPMENTS
        RT: FAULT ZONES
        RT: FAULTS

    FRACTURES
        BT: DEFECTS
        RT: CRACKS

    FRANCIUM
        BT: CHEMICAL ELEMENTS
        RT: ALKALI METALS
        RT: FRANCIUM COMPOUNDS
        RT: FRANCIUM ISOTOPES

    FRANCIUM COMPOUNDS
        RT: CHEMICAL COMPOUNDS
        RT: FRANCIUM

    FRANCIUM ISOTOPES
        BT: ISOTOPES
        RT: FRANCIUM

    FRANCOLITE
        BT: PHOSPHATE MINERALS

    FREAK WAVES
        RT: CATASTROPHIC WAVES

    FREE AIR ANOMALIES
        BT: GRAVITY ANOMALIES
        RT: FREE AIR GRAVITY CHARTS

    FREE AIR GRAVITY CHARTS
        BT: GRAVITY CHARTS
        RT: FREE AIR ANOMALIES

    FREE ENERGY
        BT: THERMODYNAMIC PROPERTIES
        RT: ENERGY
        RT: ENTHALPY

    FREE-FALL CORERS
        BT: CORERS
        RT: FREE-FALL INSTRUMENTS

    FREE-FALL INSTRUMENTS
        BT: INSTRUMENTS
        RT: FREE-FALL CORERS
        RT: FREE-FALL PROFILERS
        RT: OCEANOGRAPHIC EQUIPMENT

    FREE-FALL PROFILERS
        BT: PROFILERS
        RT: FREE-FALL INSTRUMENTS
        RT: VELOCITY PROFILERS

    FREE-SWIMMING VEHICLES
        Notes: Underwater vehicles with 3-D manoeuvrability
        BT: UNDERWATER VEHICLES
        RT: SELF-PROPELLED VEHICLES
        RT: SUBMERSIBLES
        RT: TETHERED FREE-SWIMMING VEHICLES

    FREEZE-DRIED PRODUCTS
        Notes: Added in 1980
        BT: PROCESSED FISHERY PRODUCTS
        RT: FREEZE-DRYING

    FREEZE-DRYING
        Notes: To dry in frozen state water vacuum. Added in 1980
        BT: DRYING
        RT: CURING
        RT: DRIED PRODUCTS
        RT: FREEZE-DRIED PRODUCTS

    FREEZING
        BT: PHASE CHANGES
        RT: ANTIFREEZES
        RT: CHILLED PRODUCTS
        RT: COLD STORAGE

    FREEZING POINT
        BT: TRANSITION TEMPERATURES
        RT: COLLIGATIVE PROPERTIES
        RT: FREEZING
        RT: ICE MELTING

    FREEZING STORAGE
        RT: DEHYDRATION
        RT: FREEZING
        RT: FROZEN PRODUCTS

    FREONS
        BT: FLUORINATED HYDROCARBONS

    FREQUENCY
        NT: BRUNT-VAISALA FREQUENCY
        NT: HIGH FREQUENCY
        NT: LOW FREQUENCY
        NT: RESONANT FREQUENCY
        NT: WAVE FREQUENCY
        RT: DYNAMIC RESPONSE
        RT: FREQUENCY ANALYSIS
        RT: FREQUENCY SPECTRA

    FREQUENCY ANALYSIS
        Notes: Used only as a qualifier
        BT: STATISTICAL ANALYSIS
        RT: FREQUENCY
        RT: SPECTRAL ANALYSIS

    FREQUENCY SPECTRA
        BT: SPECTRA
        RT: ENERGY SPECTRA
        RT: FREQUENCY

    FRESH WATER
        Notes: Including any type of surface and subsurface waters. Before 1982 search also FRESHWATER
        BT: WATER
        RT: DEAD WATER
        RT: FRESHWATER AQUACULTURE
        RT: FRESHWATER ECOLOGY

    FRESHWATER AQUACULTURE
        BT: AQUACULTURE
        RT: AGROPISCICULTURE
        RT: AIR-BREATHING FISH
        RT: ALGAL CULTURE

    FRESHWATER CRUSTACEANS
        BT: AQUATIC ANIMALS
        RT: CARCINOLOGY
        RT: COMMERCIAL SPECIES
        RT: CRUSTACEAN CULTURE

    FRESHWATER ECOLOGISTS
        Notes: Added in 1980
        BT: ECOLOGISTS
        RT: DIRECTORIES
        RT: FRESHWATER ECOLOGY

    FRESHWATER ECOLOGY
        BT: ECOLOGY
        RT: AQUATIC ANIMALS
        RT: AQUATIC COMMUNITIES
        RT: AQUATIC PLANTS

    FRESHWATER FISH
        BT: FISH
        NT: COARSE FISH
        RT: AGROPISCICULTURE
        RT: BAIT FISHING
        RT: FISHERY RESOURCES

    FRESHWATER ICE
        BT: ICE
        RT: GLACIERS
        RT: ICE PROPERTIES
        RT: ICE-WATER INTERFACE

    FRESHWATER LAKES
        BT: LAKES
        RT: EUTROPHICATION
        RT: LAKE ICE
        RT: WATER RESOURCES

    FRESHWATER MOLLUSCS
        BT: AQUATIC ANIMALS
        RT: COMMERCIAL SPECIES
        RT: FRESHWATER ORGANISMS
        RT: MALACOLOGY

    FRESHWATER ORGANISMS
        Notes: Added in 1980
        BT: AQUATIC ORGANISMS
        RT: FRESHWATER AQUACULTURE
        RT: FRESHWATER CRUSTACEANS
        RT: FRESHWATER FISH

    FRESHWATER POLLUTION
        BT: WATER POLLUTION
        RT: ACID RAIN
        RT: CHEMICAL POLLUTION
        RT: FRESH WATER

    FRESHWATER SCIENCES
        BT: AQUATIC SCIENCES
        RT: FRESHWATER ECOLOGY
        RT: HYDROLOGY
        RT: LIMNOLOGY

    FRESHWATER SCIENTISTS
        BT: SCIENTIFIC PERSONNEL
        RT: DIRECTORIES
        RT: LIMNOLOGY

    FRESHWATER WEEDS
        BT: WEEDS
        RT: FRESHWATER ORGANISMS
        RT: LIVESTOCK FOOD
        RT: PLANT CONTROL

    FRICTION
        BT: FORCES (MECHANICS)
        NT: BOTTOM FRICTION
        NT: TIDAL FRICTION
        RT: DRAG
        RT: ENERGY DISSIPATION
        RT: ROUGHNESS

    FRINGING REEFS
        BT: CORAL REEFS
        RT: BARRIER REEFS

    FROG CULTURE
        BT: AQUACULTURE
        RT: AGROPISCICULTURE
        RT: CULTURES
        RT: FRESHWATER AQUACULTURE

    FRONTAL FEATURES
        Notes: Mesoscale features of convergence in atmosphere and oceans
        BT: MESOSCALE FEATURES
        RT: ATMOSPHERIC FRONTS
        RT: CONVERGENCE
        RT: CONVERGENCE ZONES

    FRONTOGENESIS
        BT: INTERFACE PHENOMENA
        RT: AIR MASSES
        RT: ATMOSPHERIC FRONTS
        RT: CONVERGENCE

    FRONTS
        Notes: Use of a more specific term is recommended
        NT: ATMOSPHERIC FRONTS
        NT: OCEANIC FRONTS
        NT: THERMAL FRONTS
        RT: ANTARCTIC CONVERGENCE
        RT: ANTARCTIC FRONT
        RT: ATMOSPHERIC CONVERGENCES

    FROUDE NUMBER
        RT: DIMENSIONLESS NUMBERS
        RT: FLUID FLOW
        RT: INERTIA

    FROZEN PRODUCTS
        BT: PROCESSED FISHERY PRODUCTS
        RT: CHILLED PRODUCTS
        RT: FREEZING STORAGE
        RT: REFRIGERATION

    FRY
        BT: FISH LARVAE
        RT: BREEDING PONDS
        RT: FINGERLINGS
        RT: GRADING

    FUCOSE
        BT: MONOSACCHARIDES

    FUCOSTEROL
        BT: STEROLS

    FUEL ECONOMY
        Notes: Energy-saving measures, including equipment and methods
        RT: FISHERY ECONOMICS
        RT: FISHING VESSELS
        RT: FUELS

    FUELS
        NT: LIQUEFIED PETROLEUM GAS
        RT: ADDITIVES
        RT: DIESEL ENGINES
        RT: FUEL ECONOMY

    FULLERS EARTH
        BT: CLAYS

    FULVIC ACIDS
        BT: ORGANIC ACIDS
        RT: HUMIC ACIDS
        RT: HUMUS

    FUMARIC ACID
        BT: ORGANIC ACIDS

    FUNCTIONAL ANALYSIS
        BT: NUMERICAL ANALYSIS
        NT: FOURIER TRANSFORMS
        NT: HARMONIC ANALYSIS
        NT: LAPLACE TRANSFORMATION
        RT: FINITE ELEMENT METHOD
        RT: INTEGRAL EQUATIONS

    FUNCTIONAL MORPHOLOGY
        BT: BIOLOGY
        RT: ORGANISM MORPHOLOGY

    FUNGAL DISEASES
        BT: INFECTIOUS DISEASES
        RT: ANTIBIOTICS
        RT: DRUGS
        RT: FISH DISEASES

    FUNGI
        Notes: In ASFA-1, use as taxonomic descriptor; in ASFA-2, use as subject descriptor
        RT: AQUATIC PLANTS
        RT: BIOEROSION
        RT: CONIDIA

    ABCDEFGHIJKLMNOPQRSTUVWXYZ


    FUNGICIDES
        Notes: Before 1982 search PESTICIDES
        BT: PESTICIDES
        RT: ANTIBIOTICS
        RT: FUNGAL DISEASES
        RT: FUNGI

    FUSION HEAT
        BT: ENTHALPY
        RT: FREEZING
        RT: ICE MELTING
        RT: MELTING

    GABBROS
        BT: IGNEOUS ROCKS
        RT: ANORTHOSITE

    GADOID FISHERIES
        Notes: Added in 1982
        BT: FINFISH FISHERIES
        RT: DEMERSAL FISHERIES
        RT: MARINE FISHERIES
        RT: TRAWLING

    GADOLINIUM
        BT: CHEMICAL ELEMENTS
        RT: GADOLINIUM COMPOUNDS
        RT: GADOLINIUM ISOTOPES
        RT: RARE EARTHS

    GADOLINIUM COMPOUNDS
        RT: CHEMICAL COMPOUNDS
        RT: GADOLINIUM

    GADOLINIUM ISOTOPES
        BT: ISOTOPES
        RT: GADOLINIUM

    GALE FORCE WINDS
        Notes: Winds of 28-55 knots
        BT: WINDS
        RT: BEAUFORT SCALE
        RT: GUSTS
        RT: HURRICANES

    GALL BLADDER
        BT: BLADDERS
        RT: BILE

    GALLIUM
        BT: CHEMICAL ELEMENTS
        RT: FERROMANGANESE NODULES
        RT: GALLIUM COMPOUNDS
        RT: GALLIUM ISOTOPES

    GALLIUM COMPOUNDS
        RT: CHEMICAL COMPOUNDS
        RT: GALLIUM

    GALLIUM ISOTOPES
        BT: ISOTOPES
        RT: GALLIUM

    GAME FISH
        BT: FISH
        RT: SPORT FISHING
        RT: SPORT FISHING STATISTICS

    GAME THEORY
        Notes: Used only as a qualifier
        BT: OPERATIONS RESEARCH
        RT: LINEAR PROGRAMMING
        RT: MATHEMATICAL MODELS
        RT: MATHEMATICAL PROGRAMMING

    GAMETOGENESIS
        BT: MORPHOGENESIS
        NT: OOGENESIS
        NT: SPERMATOGENESIS
        RT: SEXUAL MATURITY

    GAMMA RADIATION
        BT: ELECTROMAGNETIC RADIATION
        RT: GAMMA SPECTROSCOPY

    GAMMA SPECTROSCOPY
        BT: SPECTROSCOPIC TECHNIQUES
        RT: GAMMA RADIATION
        RT: RADIOACTIVITY

    GANGLIA
        Notes: Added in 1980
        BT: CENTRAL NERVOUS SYSTEM
        RT: BRAIN
        RT: NERVES
        RT: NERVOUS TISSUES

    GARNET
        BT: SILICATE MINERALS
        RT: PLACERS

    GAS CHROMATOGRAPHY
        BT: CHROMATOGRAPHIC TECHNIQUES

    GAS CONDENSATE FIELDS
        BT: OIL AND GAS FIELDS
        RT: GAS CONDENSATES

    GAS CONDENSATES
        BT: PETROLEUM
        RT: GAS CONDENSATE FIELDS
        RT: NATURAL GAS

    GAS EXCHANGE
        RT: AIR-WATER EXCHANGES
        RT: AIR-WATER INTERFACE
        RT: GASES

    GAS EXPLODERS
        BT: SEISMIC ENERGY SOURCES

    GAS FIELDS
        BT: OIL AND GAS FIELDS
        RT: NATURAL GAS

    GAS FLARING
        RT: ARTICULATED COLUMNS
        RT: OIL TREATING
        RT: WASTE DISPOSAL

    GAS HYDRATES
        BT: HYDROCARBONS
        RT: METHANE
        RT: SEDIMENT PROPERTIES
        RT: SHEAR STRENGTH

    GAS OIL SEPARATION
        BT: SEPARATION
        RT: OIL AND GAS PRODUCTION

    GAS PROCESSING
        Notes: For field operations
        RT: LIQUEFIED NATURAL GAS
        RT: OIL AND GAS PRODUCTION
        RT: SEPARATION

    GAS PRODUCTION
        Notes: Pertains to surface equipment and methods used to produce natural gas from underground reservoirs
        BT: OIL AND GAS PRODUCTION
        RT: NATURAL GAS

    GAS SEEPAGES
        BT: SEEPAGES
        RT: GAS TURBATION
        RT: NATURAL GAS

    GAS SOLUBILITY
        BT: SOLUBILITY
        RT: GASES

    GAS TERMINALS
        RT: LIQUEFIED NATURAL GAS
        RT: LIQUEFIED PETROLEUM GAS
        RT: NATURAL GAS

    GAS TURBATION
        BT: SEDIMENT MIXING
        RT: DIAGENESIS
        RT: GAS SEEPAGES
        RT: MIXING PROCESSES

    GAS WATER SEPARATION
        BT: SEPARATION

    GASES
        BT: FLUIDS
        NT: AIR
        NT: ATMOSPHERIC GASES
        NT: BREATHING MIXTURES
        NT: COMPRESSED GAS
        NT: DISSOLVED GASES
        NT: OZONE
        NT: RARE GASES
        NT: WATER VAPOUR
        RT: AIR BUBBLES
        RT: AIR-WATER EXCHANGES
        RT: AMMONIA

    GASTROPOD FISHERIES
        Notes: Added in 1982
        BT: MOLLUSC FISHERIES
        RT: MARINE FISHERIES
        RT: TRAP FISHING

    GATHERING LINES
        BT: PIPELINES
        RT: FLOWLINES

    GAUGES
        BT: MEASURING DEVICES
        RT: STRAIN GAUGES
        RT: TIDE GAUGES

    GAUSSIAN DISTRIBUTION
        BT: DISTRIBUTION
        RT: STATISTICAL ANALYSIS

    GAZETEERS
        BT: DOCUMENTS
        RT: ATLASES
        RT: GEOGRAPHY
        RT: SUBMARINE FEATURES

    GEAR CONSTRUCTION
        RT: FISHING GEAR
        RT: GEAR MATERIALS
        RT: GEAR RESEARCH

    GEAR HANDLING
        RT: ACCIDENT PREVENTION
        RT: DAVITS
        RT: DECK EQUIPMENT

    GEAR MATERIALS
        Notes: Description and different types of synthetic material used in construction of gear, fishing nets, aquaculture equipment
        BT: MATERIALS
        NT: NETTING MATERIALS
        NT: YARNS
        RT: AQUACULTURE EQUIPMENT
        RT: CAGES
        RT: FISHING GEAR

    GEAR RESEARCH
        RT: EXPERIMENTAL DATA
        RT: EXPERIMENTAL FISHING
        RT: FISHERY ENGINEERING

    GEAR SELECTIVITY
        Notes: Restricted to biological sampling and fishing gear
        RT: AVOIDANCE REACTIONS
        RT: CATCHABILITY
        RT: ESCAPEMENT

    GEIGER COUNTERS
        BT: COUNTERS
        RT: RADIOACTIVITY

    GEK
        RT: CURRENT MEASURING EQUIPMENT
        RT: ELECTRIC POTENTIAL
        RT: OCEANOGRAPHIC EQUIPMENT

    GELBSTOFF
        RT: WATER COLOUR

    GELS
        BT: COLLOIDS
        RT: THIXOTROPY

    GEMMULES
        RT: ASEXUAL REPRODUCTION
        RT: BUDDING
        RT: COLONIES

    GENECOLOGY
        Notes: Added in 1980
        BT: ECOLOGY
        RT: GENETIC DRIFT
        RT: GENETICS
        RT: POPULATION GENETICS

    GENES
        Notes: Added in 1980
        BT: CHROMOSOMES
        RT: DNA
        RT: GENETICS
        RT: GENOTYPES

    GENETIC ABNORMALITIES
        BT: ABNORMALITIES
        RT: ALBINISM
        RT: GENETICS
        RT: MUTATIONS

    GENETIC DRIFT
        Notes: Added in 1980
        BT: BIOSELECTION
        RT: EVOLUTION
        RT: GENECOLOGY
        RT: GENETIC ISOLATION

    GENETIC ISOLATION
        Notes: Added in 1980
        BT: ISOLATING MECHANISMS
        RT: GENETIC DRIFT

    GENETICISTS
        Notes: Added in 1980
        BT: BIOLOGISTS
        RT: DIRECTORIES
        RT: GENETICS

    GENETICS
        BT: BIOLOGY
        NT: POPULATION GENETICS
        RT: BIOLOGICAL SPECIATION
        RT: BREEDING
        RT: BROOD STOCKS

    GENOMES
        Notes: Added in 1980
        RT: CHROMOSOMES
        RT: GENETICS
        RT: GENOTYPES

    GENOTYPES
        RT: GENES
        RT: GENETICS
        RT: GENOMES

    GEOCHEMICAL CYCLE
        BT: CYCLES
        RT: BIOGEOCHEMICAL CYCLE
        RT: CARBON CYCLE
        RT: GEOCHEMISTRY

    GEOCHEMICAL SURVEYS
        BT: SURVEYS
        RT: GEOCHEMISTRY

    GEOCHEMISTRY
        BT: CHEMISTRY
        NT: BIOGEOCHEMISTRY
        NT: SEDIMENT CHEMISTRY
        RT: ATMOSPHERE EVOLUTION
        RT: CHEMICAL PROPERTIES
        RT: EARTH SCIENCES

    GEOCHRONOMETRY
        Notes: Measurement of geologic time. Before 1982 search also GEOCHRONOLOGY and RADIOACTIVE DATING
        NT: RADIOMETRIC DATING
        RT: ABSOLUTE AGE
        RT: AGE
        RT: CARBON ISOTOPE RATIO

    GEOCLINES
        Notes: Added in 1980
        BT: CLINES
        RT: GEOGRAPHICAL DISTRIBUTION

    GEODESY
        BT: GEOPHYSICS
        NT: COASTAL GEODESY
        NT: MARINE GEODESY
        RT: DATUM LEVELS
        RT: EARTH TIDES
        RT: GEODETIC COORDINATES

    GEODETIC COORDINATES
        BT: COORDINATE SYSTEMS
        RT: GEODESY

    GEOGRAPHICAL COORDINATES
        BT: COORDINATE SYSTEMS
        NT: LATITUDE
        NT: LONGITUDE
        RT: CARTOGRAPHY
        RT: MAP PROJECTIONS
        RT: MARSDEN SQUARES

    GEOGRAPHICAL DISTRIBUTION
        Notes: Distributional studies of organisms and abiotic factors in aquatic environment. Used only as a qualifier
        BT: DISTRIBUTION
        NT: DIFFERENTIAL DISTRIBUTION
        NT: HORIZONTAL DISTRIBUTION
        NT: MERIDIONAL DISTRIBUTION
        NT: VERTICAL DISTRIBUTION
        NT: ZONAL DISTRIBUTION
        RT: ALLOPATRIC POPULATIONS
        RT: BIOGEOGRAPHY
        RT: BIOLOGICAL CHARTS

    GEOGRAPHICAL EXPLORATION
        Notes: Geographical discovery - history
        BT: EXPLORATION
        RT: EXPEDITIONS
        RT: POLAR EXPLORATION
        RT: UNDERWATER EXPLORATION

    GEOGRAPHICAL ISOLATION
        Notes: Added in 1980
        BT: ISOLATING MECHANISMS
        RT: GEOGRAPHICAL DISTRIBUTION

    GEOGRAPHICAL REFERENCE SYSTEMS
        NT: MARSDEN SQUARES

    GEOGRAPHY
        NT: BIOGEOGRAPHY
        RT: ATLASES
        RT: CARTOGRAPHY
        RT: CLIMATE

    GEOID
        RT: EARTH
        RT: GEODESY
        RT: GEOID ANOMALIES

    GEOID ANOMALIES
        BT: ANOMALIES
        RT: GEOID
        RT: GRAVITY ANOMALIES
        RT: SURFACE TOPOGRAPHY

    GEOLOGICAL COLLECTIONS
        Notes: Collections in museums, data banks etc.
        BT: COLLECTIONS
        RT: CORES
        RT: GEOLOGICAL SAMPLES
        RT: MINERAL SAMPLES

    GEOLOGICAL CORRELATION
        NT: STRATIGRAPHIC CORRELATION

    GEOLOGICAL DATA
        RT: BATHYMETRIC DATA
        RT: CRUISES
        RT: MINERAL SAMPLES

    GEOLOGICAL DISTRIBUTION
        Notes: Distribution of biota through geological time
        BT: DISTRIBUTION
        RT: FOSSILS
        RT: GEOLOGICAL MAPS
        RT: GEOLOGICAL SURVEYS

    GEOLOGICAL EQUIPMENT
        BT: EQUIPMENT
        RT: GEOPHYSICAL EQUIPMENT
        RT: PENETROMETERS
        RT: PORE WATER SAMPLERS

    GEOLOGICAL HAZARDS
        BT: HAZARDS
        RT: EARTHQUAKES
        RT: FLOODS
        RT: GROUND MOTION

    GEOLOGICAL HISTORY
        RT: GEOLOGICAL TIME
        RT: GEOLOGY

    GEOLOGICAL INSTITUTIONS
        BT: RESEARCH INSTITUTIONS
        RT: GEOLOGY
        RT: GEOPHYSICS
        RT: OCEANOGRAPHIC INSTITUTIONS

    GEOLOGICAL MAPS
        Notes: Before 1982 search GEOLOGICAL CHARTS
        BT: MAPS
        NT: GRAVITY CHARTS
        NT: ISOPACH MAPS
        NT: MAGNETIC CHARTS
        RT: ATLASES
        RT: BATHYMETRIC CHARTS
        RT: GEOLOGICAL DISTRIBUTION

    GEOLOGICAL SAMPLES
        BT: SAMPLES
        NT: MINERAL SAMPLES
        NT: SEDIMENT SAMPLES
        RT: GEOLOGICAL COLLECTIONS
        RT: GEOLOGICAL SURVEYS

    GEOLOGICAL SECTIONS
        BT: VERTICAL SECTIONS
        RT: ECHOSOUNDER PROFILES
        RT: GEOLOGICAL MAPS
        RT: SEISMIC PROFILES

    GEOLOGICAL STRUCTURES
        NT: FAULTS
        NT: FOLDS
        NT: GRABEN
        RT: SEDIMENTARY STRUCTURES
        RT: STRUCTURAL GEOLOGY

    GEOLOGICAL SURVEYS
        BT: SURVEYS
        NT: GEOPHYSICAL SURVEYS
        RT: BOTTOM PHOTOGRAPHS
        RT: GEOLOGICAL DISTRIBUTION
        RT: GEOLOGICAL MAPS

    GEOLOGICAL TIME
        NT: CENOZOIC
        NT: MESOZOIC
        NT: PALAEOZOIC
        NT: PHANEROZOIC
        NT: PRECAMBRIAN
        RT: CHRONOSTRATIGRAPHY
        RT: EARTH AGE
        RT: GEOCHRONOMETRY

    ABCDEFGHIJKLMNOPQRSTUVWXYZ


    GEOLOGISTS
        BT: SCIENTIFIC PERSONNEL
        RT: DIRECTORIES
        RT: GEOLOGY

    GEOLOGY
        BT: EARTH SCIENCES
        NT: GEOMORPHOLOGY
        NT: HYDROLOGY
        NT: LITHOLOGY
        NT: MARINE GEOLOGY
        NT: PETROGENESIS
        NT: PETROLEUM GEOLOGY
        NT: PETROLOGY
        NT: SEDIMENTOLOGY
        NT: STRATIGRAPHY
        NT: STRUCTURAL GEOLOGY
        NT: TECTONICS
        RT: FOSSILS
        RT: GEOCHEMISTRY
        RT: GEOLOGICAL DISTRIBUTION

    GEOMAGNETIC FIELD
        BT: MAGNETIC FIELDS
        RT: AEROMAGNETIC SURVEYS
        RT: GEOMAGNETISM
        RT: MAGNETIC ANOMALIES

    GEOMAGNETISM
        BT: GEOPHYSICS
        RT: EARTH
        RT: GEOMAGNETIC FIELD
        RT: MAGNETIC PROPERTIES

    GEOMORPHOLOGY
        BT: GEOLOGY
        NT: COASTAL MORPHOLOGY
        NT: FLUVIAL MORPHOLOGY
        NT: LAKE MORPHOLOGY
        RT: BEACHES
        RT: CORAL REEFS
        RT: DELTAS

    GEOPHYSICAL DATA
        BT: DATA
        NT: GEOTHERMAL DATA
        NT: GRAVITY DATA
        NT: MAGNETIC DATA
        NT: SEISMIC DATA
        RT: CRUISES
        RT: GEOPHYSICAL EXPLORATION
        RT: GEOPHYSICAL SURVEYS

    GEOPHYSICAL EQUIPMENT
        BT: EQUIPMENT
        NT: GEOTHERMAL EQUIPMENT
        NT: SEISMIC EQUIPMENT
        RT: GEOLOGICAL EQUIPMENT
        RT: GEOPHYSICAL EXPLORATION
        RT: GEOPHYSICAL SURVEYS

    GEOPHYSICAL EXPLORATION
        BT: EXPLORATION
        NT: ELECTRICAL EXPLORATION
        NT: ELECTROMAGNETIC EXPLORATION
        NT: GEOTHERMAL EXPLORATION
        NT: GRAVITY EXPLORATION
        NT: MAGNETIC EXPLORATION
        NT: SEISMIC EXPLORATION
        RT: GEOPHYSICAL DATA
        RT: GEOPHYSICAL EQUIPMENT
        RT: GEOPHYSICAL SURVEYS

    GEOPHYSICAL SURVEYS
        Notes: Used for surveys of specific regions using geophysical methods
        BT: GEOLOGICAL SURVEYS
        NT: GRAVITY SURVEYS
        RT: GEOPHYSICAL DATA
        RT: GEOPHYSICAL EQUIPMENT
        RT: GEOPHYSICAL EXPLORATION

    GEOPHYSICS
        BT: EARTH SCIENCES
        NT: GEODESY
        NT: GEOMAGNETISM
        NT: PALAEOMAGNETISM
        NT: SEISMOLOGY
        NT: TECTONOPHYSICS
        RT: CONTINENTAL DRIFT
        RT: EARTH
        RT: GEOCHEMISTRY

    GEOSENSING
        Notes: Use for remote sensing of earth surface from space. Before 1986 search also REMOTE SENSING
        NT: AIRBORNE SENSING
        NT: SATELLITE SENSING
        RT: AERIAL PHOTOGRAPHY
        RT: DATA ACQUISITION
        RT: ELECTROMAGNETIC RADIATION

    GEOSTROPHIC EQUILIBRIUM
        RT: CORIOLIS FORCE
        RT: EQUILIBRIUM
        RT: GEOSTROPHIC FLOW

    GEOSTROPHIC FLOW
        Notes: Before 1982 search GEOSTROPHIC CURRENTS
        BT: FLUID FLOW
        NT: QUASI-GEOSTROPHIC MOTION
        RT: AGEOSTROPHIC FLOW
        RT: CORIOLIS FORCE
        RT: DENSITY FIELD

    GEOSTROPHIC METHOD
        RT: DENSITY FIELD
        RT: DYNAMIC TOPOGRAPHY
        RT: GEOSTROPHIC FLOW

    GEOSTROPHIC TRANSPORT
        RT: GEOSTROPHIC FLOW

    GEOSTROPHIC WINDS
        BT: WINDS
        RT: GRADIENT CURRENTS
        RT: GRADIENT WINDS

    GEOSTROPHY
        RT: AGEOSTROPHIC FLOW
        RT: GEOSTROPHIC FLOW

    GEOSYNCLINES
        BT: FOLDS
        RT: ANTICLINORIA
        RT: OPHIOLITES
        RT: OROGENY

    GEOTECHNICAL DATA
        Notes: Data on engineering properties of sediments and rocks
        BT: DATA
        RT: BEARING CAPACITY
        RT: GEOTECHNOLOGY
        RT: IN SITU MEASUREMENTS

    GEOTECHNOLOGY
        Notes: Before 1986 search also SOIL MECHANICS
        BT: ENGINEERING
        RT: ANCHORING
        RT: COASTAL ENGINEERING
        RT: CURRENT SCOURING

    GEOTHERMAL DATA
        BT: GEOPHYSICAL DATA
        RT: GEOTHERMAL EXPLORATION
        RT: HEAT FLOW

    GEOTHERMAL ENERGY
        RT: GEOTHERMAL POWER
        RT: HEAT FLOW
        RT: HOT SPRINGS

    GEOTHERMAL EQUIPMENT
        BT: GEOPHYSICAL EQUIPMENT
        NT: HEAT PROBES

    GEOTHERMAL EXPLORATION
        BT: GEOPHYSICAL EXPLORATION
        RT: GEOTHERMAL DATA
        RT: HEAT FLOW

    GEOTHERMAL GRADIENT
        BT: TEMPERATURE GRADIENTS
        RT: HEAT FLOW
        RT: THERMAL CONDUCTIVITY

    GEOTHERMAL MEASUREMENT
        BT: TEMPERATURE MEASUREMENT
        RT: HEAT FLOW
        RT: HEAT PROBES
        RT: SEDIMENT TEMPERATURE

    GEOTHERMAL POWER
        Notes: Utilizing geothermal energy as a source of power
        BT: ENERGY RESOURCES
        RT: GEOTHERMAL ENERGY
        RT: POWER FROM THE SEA
        RT: RENEWABLE RESOURCES

    GEOTHERMAL PROPERTIES
        BT: PHYSICAL PROPERTIES
        RT: GEOTHERMAL SPRINGS

    GEOTHERMAL SPRINGS
        Notes: Before 1982 search THERMAL SPRINGS
        BT: WATER SPRINGS
        NT: HYDROTHERMAL SPRINGS
        RT: GEOTHERMAL PROPERTIES
        RT: SEEPAGES
        RT: WATER TEMPERATURE

    GEOTROPISM
        BT: TROPISM
        RT: GRAVITY
        RT: GRAVITY EFFECTS

    GERMANIUM
        BT: CHEMICAL ELEMENTS
        RT: GERMANIUM COMPOUNDS
        RT: GERMANIUM ISOTOPES
        RT: METALS

    GERMANIUM COMPOUNDS
        RT: CHEMICAL COMPOUNDS
        RT: GERMANIUM

    GERMANIUM ISOTOPES
        BT: ISOTOPES
        RT: GERMANIUM

    GERMINATION
        RT: AQUATIC PLANTS
        RT: BOTANY
        RT: SPORES

    GIANT WAVES
        RT: WAVE HEIGHT
        RT: WAVE-CURRENT INTERACTION

    GIBBSITE
        BT: OXIDE MINERALS

    GILL DISEASE
        Notes: Added in 1980
        BT: FISH DISEASES
        RT: FUNGAL DISEASES
        RT: GILLS
        RT: HUSBANDRY DISEASES

    GILLNETS
        BT: FISHING NETS
        RT: COASTAL FISHERIES
        RT: DEMERSAL FISHERIES
        RT: ENTANGLING NETS

    GILLNETTERS
        BT: FISHING VESSELS
        RT: DEMERSAL FISHERIES
        RT: GILLNETS
        RT: PELAGIC FISHERIES

    GILLRAKER COUNTS
        BT: MERISTIC COUNTS

    GILLS
        Notes: Respiratory organs usually specialized for gaseous exchange in water. Before1982 search RESPIRATORY ORGANS
        BT: RESPIRATORY ORGANS
        RT: AEROBIC RESPIRATION
        RT: AQUATIC ANIMALS
        RT: GILL DISEASE

    GLACIAL DEPOSITS
        NT: BOULDER CLAY
        NT: GLACIAL ERRATICS
        RT: ALLOCHTHONOUS DEPOSITS
        RT: CLASTICS
        RT: GLACIAL EROSION

    GLACIAL EROSION
        BT: EROSION
        RT: EROSION FEATURES
        RT: FJORDS
        RT: GEOMORPHOLOGY

    GLACIAL ERRATICS
        BT: GLACIAL DEPOSITS
        RT: BOULDERS
        RT: ICE AGES
        RT: ICE RAFTING

    GLACIAL FEATURES
        NT: MORAINES
        RT: DEPOSITION FEATURES
        RT: EROSION FEATURES
        RT: ESKERS

    GLACIAL GEOLOGY
        RT: GEOMORPHOLOGY
        RT: GLACIERS

    GLACIAL LAKES
        Notes: Lakes occupying basins formed as a result of glaciation
        BT: LAKES
        RT: GEOMORPHOLOGY
        RT: GLACIAL EROSION
        RT: GLACIAL FEATURES

    GLACIAL SEDIMENTATION
        BT: SEDIMENTATION
        RT: GLACIAL DEPOSITS
        RT: GLACIERS
        RT: LAKE DEPOSITS

    GLACIAL TRANSPORT
        BT: SEDIMENT TRANSPORT
        RT: GLACIAL DEPOSITS
        RT: GLACIAL FEATURES
        RT: GLACIERS

    GLACIATION
        RT: CLIMATIC CHANGES
        RT: DEGLACIATION
        RT: EUSTATIC CHANGES

    GLACIERS
        Notes: Glaciers and their influence on aquatic environment
        BT: ICE
        RT: ABLATION
        RT: ATMOSPHERIC PRECIPITATIONS
        RT: CRYOSPHERE

    GLANDS
        BT: SECRETORY ORGANS
        NT: DIGESTIVE GLANDS
        NT: ENDOCRINE GLANDS
        NT: EXOCRINE GLANDS
        RT: ENDOCRINOLOGY
        RT: GRAFTING
        RT: METABOLISM

    GLASS
        NT: OBSIDIAN
        RT: DEVITRIFICATION
        RT: FIBRE GLASS
        RT: PALAGONITE

    GLASS-REINFORCED PLASTICS
        BT: PLASTICS
        RT: FIBRE GLASS

    GLAUCONITE
        BT: MICAS

    GLITTER
        RT: LIGHT REFLECTION
        RT: REFLECTANCE
        RT: WAVE MEASUREMENT

    GLOBIGERINA OOZE
        BT: FORAMINIFERAL OOZE

    GLOBULINS
        Notes: Before 1982 search PROTEINS
        BT: PROTEINS

    GLORIA
        Notes: Geological Long Range Inclined Asdic
        BT: TOWED VEHICLES
        RT: SIDE SCAN SONAR
        RT: SONOGRAPHS

    GLOSSARIES
        BT: DOCUMENTS
        RT: DIRECTORIES
        RT: DOCUMENTATION
        RT: TERMINOLOGY

    GLUCOSAMINE
        BT: HEXOSAMINES
        RT: CHITIN

    GLUCOSE
        BT: MONOSACCHARIDES
        RT: ALDEHYDES

    GLUTAMIC ACID
        BT: AMINO ACIDS

    GLYCEROL
        BT: ALCOHOLS

    GLYCINE
        BT: AMINO ACIDS

    GLYCOGEN
        Notes: Added in 1980
        BT: CARBOHYDRATES
        RT: LIVER
        RT: MUSCLES

    GLYCOLIC ACID
        BT: ORGANIC ACIDS

    GLYCOPROTEINS
        Notes: Before 1982 search PROTEINS
        BT: PROTEINS
        RT: ANTIGENS
        RT: ENZYMES
        RT: HORMONES

    GLYCOSIDES
        BT: CARBOHYDRATES
        NT: PIGMENTS
        NT: PORPHYRINS
        NT: SAPONINS

    GOETHITE
        BT: OXIDE MINERALS

    GOLD
        BT: CHEMICAL ELEMENTS
        RT: GOLD COMPOUNDS
        RT: GOLD ISOTOPES
        RT: METALS

    GOLD COMPOUNDS
        RT: CHEMICAL COMPOUNDS
        RT: GOLD

    GOLD ISOTOPES
        BT: ISOTOPES
        RT: GOLD

    GOLGI APPARATUS
        Notes: Added in 1980
        BT: CELL ORGANELLES
        RT: CYTOPLASM

    GOVERNMENT POLICY
        RT: GOVERNMENTS

    GOVERNMENTS
        Notes: Added in 1980
        RT: COUNTRIES
        RT: DEVELOPING COUNTRIES
        RT: ECONOMICS

    GRABEN
        Notes: Structural rock feature downthrown between two parallel faults relative to the surrounding area
        BT: GEOLOGICAL STRUCTURES
        RT: FAULTS
        RT: RIFT VALLEYS

    GRABS
        BT: SEDIMENT SAMPLERS

    GRADIENT CURRENTS
        BT: WATER CURRENTS
        RT: GEOSTROPHIC WINDS

    GRADIENT WINDS
        BT: WINDS
        RT: CENTRIPETAL FORCE
        RT: CORIOLIS FORCE
        RT: GEOSTROPHIC WINDS

    GRADIENTS
        Notes: Used only as a qualifier
        RT: BEACH SLOPE
        RT: DENSITY GRADIENTS
        RT: HORIZONTAL PROFILES

    GRADING
        RT: AQUACULTURE EQUIPMENT
        RT: CRUSTACEAN CULTURE
        RT: FISH CULTURE

    GRAFTING
        Notes: Transplantation, implantation or removal of tissue or organs
        RT: GLANDS
        RT: HISTOLOGY
        RT: TISSUES

    GRAIN FLOW
        BT: SEDIMENT GRAVITY FLOWS
        RT: COHESIONLESS SEDIMENTS
        RT: FLUIDIZATION
        RT: LIQUEFIED SEDIMENT FLOW

    GRAIN ORIENTATION
        BT: ORIENTATION
        RT: GRAIN PROPERTIES
        RT: SEDIMENT TEXTURE

    GRAIN PACKING
        RT: GRAIN PROPERTIES
        RT: SEDIMENT TEXTURE

    GRAIN PROPERTIES
        BT: SEDIMENT PROPERTIES
        RT: GRAIN ORIENTATION
        RT: GRAIN PACKING
        RT: GRAIN SHAPE

    GRAIN SHAPE
        BT: SHAPE
        RT: GRAIN PROPERTIES
        RT: SEDIMENT TEXTURE

    GRAIN SIZE
        RT: DIMENSIONS
        RT: GRAIN PROPERTIES
        RT: GRANULOMETRY

    GRANITE
        BT: IGNEOUS ROCKS

    GRANTS
        RT: FELLOWSHIPS
        RT: FINANCING
        RT: ORGANIZATIONS

    GRANULOMETRY
        BT: MEASUREMENT
        RT: GRAIN SIZE

    GRAPHIC METHODS
        Notes: Used only as a qualifier
        NT: GRAPHICAL ANALYSIS
        NT: MAPPING
        RT: ATLASES
        RT: CARTOGRAPHY
        RT: GRAPHICS

    ABCDEFGHIJKLMNOPQRSTUVWXYZ


    GRAPHICAL ANALYSIS
        Notes: Before 1982 search GRAPHIC METHODS
        BT: GRAPHIC METHODS
        RT: STATISTICAL ANALYSIS
        RT: STATISTICAL TABLES

    GRAPHICS
        BT: AUDIOVISUAL MATERIAL
        NT: ANALOG RECORDS
        NT: ENGINEERING DRAWINGS
        NT: GRAPHS
        NT: MAP GRAPHICS
        NT: MAPS
        RT: GRAPHIC METHODS
        RT: SLIDES (PHOTOGRAPHIC)

    GRAPHITE
        BT: MINERALS
        RT: DIAMONDS

    GRAPHS
        Notes: Descriptor to be used only as a qualifier
        BT: GRAPHICS
        NT: GROWTH CURVES
        NT: HODOGRAPHS
        NT: HYPSOMETRIC CURVES
        NT: T/S DIAGRAMS
        NT: WAVE REFRACTION DIAGRAMS
        RT: GRAPHIC METHODS
        RT: ISOPLETHS
        RT: PROFILES

    GRAPPLING
        BT: CATCHING METHODS
        RT: FISHING
        RT: GRAPPLING GEAR

    GRAPPLING GEAR
        BT: FISHING GEAR
        RT: COASTAL FISHERIES
        RT: DEMERSAL FISHERIES
        RT: GRAPPLING

    GRAVEL
        BT: CLASTICS
        RT: AGGREGATES
        RT: ALLUVIAL DEPOSITS
        RT: COHESIONLESS SEDIMENTS

    GRAVEL WAVES
        BT: BED FORMS
        RT: TRANSVERSE BED FORMS

    GRAVIMETRIC TECHNIQUES
        BT: ANALYTICAL TECHNIQUES
        RT: DENSITY
        RT: PARTICLE CONCENTRATION
        RT: SEDIMENT ANALYSIS

    GRAVIMETRY
        BT: MEASUREMENT
        RT: GRAVITY
        RT: GRAVITY EXPLORATION
        RT: GRAVITY METERS

    GRAVITATION
        RT: FORCES
        RT: GRAVITY
        RT: GRAVITY METERS

    GRAVITY
        BT: FORCES (MECHANICS)
        RT: EQUILIBRIUM TIDES
        RT: GEOPHYSICS
        RT: GEOTROPISM

    GRAVITY ANOMALIES
        BT: ANOMALIES
        NT: BOUGUER ANOMALIES
        NT: FREE AIR ANOMALIES
        RT: GEOID ANOMALIES
        RT: GRAVITY
        RT: GRAVITY CHARTS

    GRAVITY CHARTS
        BT: GEOLOGICAL MAPS
        NT: BOUGUER GRAVITY CHARTS
        NT: FREE AIR GRAVITY CHARTS
        RT: GRAVITY ANOMALIES
        RT: GRAVITY EXPLORATION

    GRAVITY CORERS
        BT: CORERS

    GRAVITY CORRECTIONS
        BT: CORRECTIONS
        RT: GRAVITY EXPLORATION
        RT: GRAVITY SURVEYS

    GRAVITY DATA
        BT: GEOPHYSICAL DATA
        RT: GRAVITY ANOMALIES
        RT: GRAVITY EXPLORATION

    GRAVITY EFFECTS
        BT: ENVIRONMENTAL EFFECTS
        RT: BEHAVIOUR
        RT: GEOTROPISM
        RT: GRAVITY

    GRAVITY EXPLORATION
        BT: GEOPHYSICAL EXPLORATION
        RT: COAST EFFECT
        RT: GRAVIMETRY
        RT: GRAVITY ANOMALIES

    GRAVITY FIELD
        Notes: Before 1982 search also GRAVITATIONAL FIELD
        RT: FIELDS
        RT: GRAVITY
        RT: GRAVITY ANOMALIES

    GRAVITY METERS
        BT: MEASURING DEVICES
        RT: ACCELEROMETERS
        RT: GEOPHYSICAL EQUIPMENT
        RT: GRAVIMETRY

    GRAVITY PLATFORMS
        BT: FIXED PLATFORMS

    GRAVITY SURVEYS
        BT: GEOPHYSICAL SURVEYS
        RT: GRAVIMETRY
        RT: GRAVITY CORRECTIONS

    GRAVITY WAVES
        BT: WATER WAVES
        RT: CAPILLARY WAVES
        RT: GRAVITY

    GRAYWACKE
        RT: ARENITES
        RT: SANDSTONE
        RT: SEDIMENTARY ROCKS

    GRAZING
        RT: BIOLOGICAL PRODUCTION
        RT: FEEDING BEHAVIOUR
        RT: FOOD CHAINS

    GREEN'S FUNCTION
        RT: MATHEMATICAL ANALYSIS

    GREENFLASH
        RT: ATMOSPHERIC OPTICAL PHENOMENA

    GREENHOUSE EFFECT
        RT: CARBON DIOXIDE
        RT: CLIMATIC CHANGES
        RT: EARTH ATMOSPHERE

    GREENSCHIST FACIES
        BT: METAMORPHIC FACIES
        RT: GREENSCHISTS

    GREENSCHISTS
        BT: SCHISTS
        RT: GREENSCHIST FACIES

    GREIGITE
        BT: SULPHIDE MINERALS

    GROUND MOTION
        RT: EARTHQUAKE LOADING
        RT: EARTHQUAKES
        RT: GEOLOGICAL HAZARDS

    GROUND WATER
        BT: WATER
        RT: GROUNDWATER POLLUTION
        RT: HYDROLOGY
        RT: PERCOLATION

    GROUNDINGS
        RT: ACCIDENTS
        RT: KEEL CLEARANCE
        RT: SHIP LOSSES

    GROUNDWATER POLLUTION
        Notes: Added in 1980
        BT: WATER POLLUTION
        RT: FRESHWATER POLLUTION
        RT: GROUND WATER
        RT: MARINE POLLUTION

    GROUP EFFECTS
        Notes: Collective sensorial or chemical stimulation within organisms. Added in 1980
        BT: ENVIRONMENTAL EFFECTS
        RT: BIOTIC FACTORS
        RT: GROWTH REGULATORS
        RT: SOCIAL BEHAVIOUR

    GROUP VELOCITY
        BT: VELOCITY
        RT: PHASE VELOCITY
        RT: WATER WAVES
        RT: WAVE DISPERSION

    GROUTING
        RT: FOUNDATIONS
        RT: GEOTECHNOLOGY

    GROWING PONDS
        BT: FISH PONDS
        RT: JUVENILES
        RT: STOCKING DENSITY

    GROWTH
        BT: POPULATION FUNCTIONS
        RT: AGE COMPOSITION
        RT: AGE DETERMINATION
        RT: BIOLOGICAL AGE

    GROWTH CURVES
        BT: GRAPHS
        RT: GROWTH
        RT: LENGTH-WEIGHT RELATIONSHIPS
        RT: POPULATION DYNAMICS

    GROWTH REGULATORS
        Notes: Chemical and biochemical products affecting growth of organisms
        NT: AUXINS
        RT: GROUP EFFECTS
        RT: GROWTH
        RT: HORMONES

    GROYNES
        BT: COAST DEFENCES
        RT: BEACH EROSION
        RT: LONGSHORE CURRENTS
        RT: LONGSHORE SEDIMENT TRANSPORT

    GUANO
        BT: ANIMAL PRODUCTS
        RT: FERTILIZERS
        RT: GUANO BIRDS
        RT: MINERAL INDUSTRY

    GUANO BIRDS
        BT: MARINE BIRDS
        RT: GUANO

    GUIDE LINES
        BT: CABLES
        RT: UNDERWATER STRUCTURES
        RT: WIRE ROPE

    GUIDING DEVICES
        NT: ELECTRIC FENCES
        NT: FISHWAYS

    GUSTS
        BT: ATMOSPHERIC TURBULENCE
        RT: GALE FORCE WINDS
        RT: WIND SPEED
        RT: WINDS

    GUTTING
        Notes: Removal of gut from fish. Added in 1980
        BT: DRESSING
        RT: FISH FILLETS
        RT: FISH WASTES

    GUYED TOWERS
        BT: FIXED PLATFORMS
        RT: PILED PLATFORMS

    GUYOTS
        BT: SEAMOUNTS
        RT: RELIEF FORMS

    GYPSUM
        BT: SULPHATE MINERALS
        RT: AUTHIGENIC MINERALS
        RT: EVAPORITES
        RT: POLYHALITE

    GYRES
        BT: OCEAN CIRCULATION
        RT: OCEANIC DESERTS
        RT: SUBTROPICAL CONVERGENCES
        RT: SURFACE CIRCULATION

    GYROCOMPASSES
        BT: COMPASSES
        RT: NAVIGATIONAL AIDS

    GYROSCOPES
        BT: INSTRUMENTS
        RT: STABILIZED PLATFORMS

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