Keywords Used in Duckdata Showing Frequency of Use
(from highest to lowest)

Mallards (1895)

Thesis (1619)

Winter (1506)

Canada Geese (956)

Contaminants (864)

Population Status (619)

Wood Ducks (597)

Techniques (573)

Britain (540)

Feeding Ecology (533)

Lesser Snow Geese (514)

Habitat Management (497)

Distribution (491)

Habitat Use (482)

Recruitment (469)

Migration (458)

Common Eiders (436)

American Black Ducks (435)

Breeding Biology (415)

Northern Pintails (406)

Brant (374)

Diseases (372)

Population Dynamics (368)

Ducklings (356)

Food Habits (349)

Mortality (344)

Parasites (342)

Alaska (335)

California (324)

Management (314)

Behavior (301)

Blue-winged Teal (296)

Canvasbacks (292)

Green-winged Teal (279)

Texas (271)

Gadwalls (269)

Prairie Potholes (268)

Lesser Scaup (265)

Mute Swans (260)

Redheads (248)

Survival (245)

Manitoba (237)

Common Goldeneyes (236)

Predation (234)

Northern Shovelers (231)

Autumn (223)

Hunting (221)

Barnacle Geese (219)

Energetics (219)

Louisiana (218)

Waterfowl Text (217)

Australia (213)

Spring (206)

Breeding (201)

Foraging Behavior (201)

Canada (198)

White-fronted Geese (198)

Distribution Records (196)

Nesting Success (185)

Review (183)

Taxonomy (183)

Trumpeter Swans (183)

North Dakota (165)

Females (164)

Grazing (159)

Body Weights (154)

American Wigeon (153)

Ruddy Ducks (153)

Graylag Geese (152)

Social Behavior (150)

Eurasian Wigeon (149)

Ontario (149)

Wisconsin (149)

Scotland (147)

Tufted Ducks (147)

Tundra Swans (146)

Habitat Selection (145)

Minnesota (144)

Nutrition (144)

Pink-footed Geese (144)

Lead Poisoning (142)

Captivity (140)

Ring-necked Ducks (135)

Common Mergansers (134)

Greater Snow Geese (130)

Greater Scaup (129)

Oldsquaws (128)

British Columbia (126)

Illinois (124)

Utah (123)

Nutrient Reserves (122)

New York (121)

Harlequin Ducks (118)

Invertebrates (118)

Hybridization (117)

Lead (117)

Growth (113)

Clutch Size (112)

Ross' Geese (112)

Banding (111)

Molts (110)

Time Budgets (110)

White-winged Scoters (107)

Crop Depredations (106)

Bewick's Swans (104)

Summer (104)

Sweden (104)

Buffleheads (103)

Movements (103)

Census (102)

Northwest Territories (102)

Whooper Swans (102)

Endangered Species (101)

Maine (101)

Quebec (100)

Broods (99)

Saskatchewan (99)

Abundance (98)

Europe (98)

Morphology (98)

Florida (97)

North America (97)

Reproduction (97)

Plumages (96)

Red-breasted Mergansers (96)

South Dakota (96)

Barrow's Goldeneyes (94)

Hunting Regulations (94)

New Zealand (93)

Washington (93)

Black-bellied Whistling Ducks (92)

Missouri (92)

Population Management (92)

Breeding Distribution (90)

King Eiders (90)

Males (90)

Iowa (89)

Popular (89)

Evaluation (88)

Norway (88)

Mottled Ducks (87)

Propagation (87)

Avian Botulism (86)

Michigan (86)

Hunting Mortality (85)

Northern Shelducks (85)

Black Scoters (83)

Montana (83)

Physical Condition (83)

Surveys (83)

Estimation (82)

Survival Rates (82)

Emperor Geese (81)

Goslings (81)

Breeding Populations (80)

Bean Geese (79)

Food Availability (78)

Massachusetts (78)

Nest Predation (78)

Alberta (77)

Philopatry (77)

Physiology (77)

Cinnamon Teal (76)

Iceland (76)

Netherlands (76)

Eggs (75)

Historical (75)

Breeding Success (74)

Atlantic Flyway (73)

Endocrinology (73)

Aerial Surveys (72)

Colorado (72)

Habitat Status (72)

Hooded Mergansers (72)

Pair Formation (72)

Agriculture (71)

Chesapeake Bay (71)

Incubation (71)

Diving (70)

Field Feeding (69)

Giant Canada Geese (69)

Russia (69)

Eurasian Pochards (68)

Marking (68)

South Carolina (68)

Aging (67)

Competition (67)

Geese (67)

Ireland (67)

Population Trends (67)

Capture (66)

Lead Shot (66)

Surf Scoters (66)

Avian Cholera (65)

Finland (65)

Mercury (65)

Habitat Loss (64)

Mexico (64)

Subspecific (64)

Sex Ratios (63)

Juveniles (62)

Nesting Site Selection (62)

Text (62)

Evolution (61)

Organochlorines (61)

Food Resources (60)

North Carolina (60)

Remote Sensing (60)

Trapping (60)

Band Recoveries (59)

Southern High Plains (59)

Staging Areas (59)

Vocalizations (59)

Conservation (58)

Homing (58)

Toxicity (58)

United States (58)

Breeding Behavior (57)

Fulvous Whistling Ducks (57)

Genetics (57)

Species Accounts (57)

Weather (57)

Egg Size (56)

Denmark (55)

Helminths (55)

Mississippi (55)

Mississippi Flyway (55)

Maryland (54)

Nesting (53)

Selenium (53)

Breeding Habitats (52)

Displays (52)

Greenland (52)

Idaho (52)

Territoriality (52)

Alabama (51)

Fish (51)

Hudson Bay (51)

Yukon-Kuskokwim Delta (51)

Habitat Conservation (50)

Nesting Boxes (50)

Oregon (50)

Carcass Composition (49)

Food Use (49)

Harvest Estimates (49)

Life History (49)

Spectacled Eiders (49)

Trematodes (49)

Arctic (48)

Aviculture (48)

Brood Ecology (48)

Interspecific Competition (48)

Radio Telemetry (48)

Wetland Management (48)

Bar-headed Geese (47)

Hematology (47)

Monograph (47)

Wetlands (46)

Comparative (45)

Hawaiian Geese (45)

Human Disturbance (45)

Salt Marshes (45)

Black Swans (44)

Hand Reared (44)

Harvests (44)

Production (44)

Dabbling Ducks (43)

MVP Canada Geese (43)

Nest Success (43)

Nesting Habitat (43)

New Brunswick (43)

Oil (43)

Courtship (42)

Herbivory (42)

Molting (42)

Natural History (42)

Nesting Box Use (42)

Stocking (42)

Wintering Areas (42)

Wyoming (42)

Body Condition (41)

Body Size (41)

Greylag Geese (41)

Identification Techniques (41)

Ingested Shot (41)

New Jersey (41)

North American Waterfowl Management Plan (41)

Playa Lakes (41)

Cackling Canada Geese (40)

Habitat Degradation (40)

Impoundments (40)

Oklahoma (40)

Dispersal (39)

DVE (39)

La Perouse Bay (39)

Neck Collars (39)

Parental Investment (39)

Tennessee (39)

Annual Cycle (38)

Band Recovery Analysis (38)

Brood Rearing (38)

Gulf Coast (38)

Habitats (38)

Hawaii (38)

Incubation Behavior (38)

Molt Migration (38)

Reproductive Success (38)

Africa (37)

Bottomland Hardwoods (37)

Brood Survival (37)

Developments (37)

Hormones (37)

Imprinting (37)

Lesser White-fronted Geese (37)

Magpie Geese (37)

St. Lawrence Estuary (37)

Disturbance (36)

Food Selection (36)

Mississippi Alluvial Valley (36)

Thermoregulation (36)

Accidental (35)

Cestodes (35)

Continental (35)

History (35)

Nematodes (35)

Nova Scotia (35)

Ohio (35)

Population Decline (35)

American Coots (34)

Brood Behavior (34)

Classification (34)

Control (34)

Grazing Effects (34)

Modeling (34)

Research (34)

Age Ratios (33)

Greentree Reservoirs (33)

James Bay (33)

Nebraska (33)

Nest Parasitism (33)

Nesting Behavior (33)

Pennsylvania (33)

Body Mass (32)

Breeding Ecology (32)

Hematozoa (32)

Law Enforcement (32)

Nesting Sites (32)

Renesting (32)

Salinity (32)

Sampling (32)

Steller's Eiders (32)

Telemetry (32)

Baltic (31)

Bibliography (31)

Brood Parasitism (31)

Decoys (31)

Delta Marsh (31)

Foraging Theory (31)

Lipid Reserves (31)

Local Movements (31)

New Mexico (31)

Rice Fields (31)

White-faced Whistling Ducks (31)

Brown Teal (30)

Japan (30)

Populations (30)

Breeding Records (29)

Coastal Marshes (29)

Gray Ducks (29)

Leucocytozoon (29)

Parental Care (29)

Reservoirs (29)

Seasonal Variation (29)

Steel Shot (29)

Temperature Effects (29)

Wetland Ecology (29)

Age Effects (28)

Band Recovery Distribution (28)

Breeding Season (28)

Compensatory Mortality (28)

Courtship Displays (28)

Diet (28)

Eelgrass (28)

Gulls (28)

Riverine Habitats (28)

Snow Geese (28)

South Africa (28)

Spain (28)

Staging (28)

Stock Ponds (28)

Water Levels (28)

Captive Breeding (27)

Food Plants (27)

France (27)

Harvest Management (27)

Mating Strategies (27)

Moist Soil (27)

Nesting Studies (27)

New South Wales (27)

Nuisance Control (27)

Population Restoration (27)

Vigilance (27)

Beaver Ponds (26)

Breeding Strategies (26)

DDE (26)

Ducks Unlimited (26)

Heavy Metals (26)

Interspecific Nest Parasitism (26)

Lake Erie (26)

Land Use (26)

Models (26)

Population Surveys (26)

Refuges (26)

Systematics (26)

Virginia (26)

Wildfowl Trust (26)

Aerial Photography (25)

Argentina (25)

Australian Wood Ducks (25)

Band Recovery Rates (25)

Brood Size (25)

Connecticut (25)

Eastern Canada (25)

Greater White-fronted Geese (25)

Interspecific Interactions (25)

Migration Patterns (25)

Pathology (25)

Phylogeny (25)

Population Estimates (25)

Red-breasted Geese (25)

Subsistence Hunting (25)

Vegetation Response (25)

Age (24)

Arkansas (24)

Black Brant (24)

Blood Chemistry (24)

Cadmium (24)

Density Dependence (24)

Extinction (24)

Flightlessness (24)

Habitat Development (24)

Hunter Harvest (24)

Intraspecific Nest Parasitism (24)

Islands (24)

Nesting Structures (24)

Orientation (24)

PCBs (24)

Vegetation Control (24)

Wing Molts (24)

Bear River NWR (23)

Blue Ducks (23)

Cape Barren Geese (23)

Courtship Behavior (23)

Depredation Control (23)

Diving Ducks (23)

Foods (23)

Germany (23)

Gray Teal (23)

Greenland White-fronted Geese (23)

Habitat Suitability Model (23)

Morphometry (23)

Species Recognition (23)

Urban Populations (23)

Worldwide (23)

Aggressive Behavior (22)

Breeding Areas (22)

Coastal Wetlands (22)

DDT (22)

Egg Laying (22)

Flying Steamer Ducks (22)

Great Basin Canada Geese (22)

Habitat Restoration (22)

Mate Choice (22)

Molting Areas (22)

Pacific Flyway (22)

Predator Control (22)

San Joaquin Valley (22)

Viruses (22)

Atlantic Coast (21)

Comparisons (21)

Dominance (21)

Drought (21)

Dusky Canada Geese (21)

Foraging Ecology (21)

Habitat Alteration (21)

Harvest (21)

Harvest Regulations (21)

Macroinvertebrates (21)

Mandarin Ducks (21)

Nesting Cover (21)

Nomenclature (21)

Plumage Variations (21)

Southeastern United States (21)

Stress (21)

Survival Estimation (21)

American Black Ducks x Mallards (20)

Coastal Louisiana (20)

Community Structure (20)

Density Effects (20)

Egg Hatchability (20)

Embryos (20)

Falkland Flightless Steamer Ducks (20)

Feeding Trials (20)

Food Depletion (20)

Forested Wetlands (20)

Geographic Variation (20)

Indiana (20)

Kleptoparasitism (20)

Masked Ducks (20)

Molecular Genetics (20)

Natural Cavities (20)

Nonbreeding (20)

Pair Bonds (20)

Population Monitoring (20)

Predators (20)

Private Lands (20)

Seaducks (20)

Sexing (20)

Sympatry (20)

Water Conditions (20)

Aleutian Canada Geese (19)

Arizona (19)

Aspergillosis (19)

Behavioral Responses (19)

Cygnets (19)

Fitness (19)

Food Production (19)

Heart Rate (19)

Horicon NWR (19)

Labrador (19)

Laysan Ducks (19)

Life History Studies (19)

Musk Ducks (19)

Petroleum (19)

Poland (19)

Population Establishment (19)

Population Size (19)

Site Fidelity (19)

Wetland Conservation (19)

Brood Amalgamation (18)

Brood Habitat (18)

Cavity Nesting (18)

Conservation Programs (18)

Crude Oil (18)

Diagnosis (18)

Foraging (18)

Habitat Evaluation (18)

Hunter Attitudes (18)

Incidence (18)

Interspecific Aggression (18)

Liver (18)

Magellanic Flightless Steamer Ducks (18)

Mississippi River (18)

Monitoring (18)

Muscovy Ducks (18)

Mussels (18)

Nesting Ecology (18)

Nontoxic Shot (18)

Plumage Dimorphism (18)

Population Control (18)

Research Needs (18)

Smews (18)

Swans (18)

Symposium (18)

Temporal Variation (18)

Wetland Classification (18)

Black-necked Swans (17)

Catahoula Lake (17)

Creching (17)

Dieldrin (17)

Diving Behavior (17)

Dump Nesting (17)

Eastern United States (17)

Effects (17)

Egyptian Geese (17)

Garganeys (17)

Genetic Variation (17)

Georgia (17)

Grasslands (17)

Harvest Rates (17)

Home Range (17)

Labrador Ducks (17)

Macrophytes (17)

Maritime Provinces (17)

Nesting Biology (17)

Osteology (17)

Responses (17)

Sacramento Valley (17)

Simulation Model (17)

Staging Ecology (17)

Upland Nesting (17)

Water Chemistry (17)

Wing Plumage (17)

Age Related (16)

Agonistic Behavior (16)

Aquatic Plants (16)

Chestnut Teal (16)

Community Ecology (16)

Future Trends (16)

Habitat Quality (16)

Lower Klamath NWR (16)

Magellan Geese (16)

Mexican Ducks (16)

National Wildlife Refuges (16)

Nesting Cavities (16)

Newfoundland (16)

Photography (16)

Red-crested Pochards (16)

Reproductive Performance (16)

Sediments (16)

Seeds (16)

Spatial Variation (16)

Striped Skunks (16)

Swimming (16)

Acanthocephalans (15)

Breeding Chronology (15)

Central Flyway (15)

Delaware (15)

Domestic (15)

Eastern North America (15)

Economics (15)

Egg Weights (15)

Embedded Shot (15)

Embryotoxicity (15)

Field Marks (15)

Flock Formation (15)

Gravel Pits (15)

Great Lakes (15)

Harvest Surveys (15)

Hatching Dates (15)

Hunting Effects (15)

India (15)

Laguna Madre (15)

Management Plans (15)

Nesting Chronology (15)

Nevada (15)

New Zealand Shelducks (15)

Pesticides (15)

Photoperiod (15)

Point System (15)

Policies (15)

Public Hunting Areas (15)

Residents (15)

Rhode Island (15)

Starvation (15)

Summary (15)

Trace Elements (15)

Tule Lake NWR (15)

Western United States (15)

White-headed Flightless Steamer Ducks (15)

Agricultural Practices (14)

Anatidae (14)

Arctic Foxes (14)

Bald Eagles (14)

Band Reporting Rates (14)

Brood Movements (14)

Camargue (14)

Central Valley (14)

Coccidia (14)

Digestive System (14)

Distribution Patterns (14)

Duck Plague (14)

Experiments (14)

Food Competition (14)

Freshwater Wetlands (14)

Hatching Success (14)

Identification (14)

Lakes (14)

Limiting Factors (14)

Madagascar (14)

Mating Behavior (14)

Migration Chronology (14)

Nesting Islands (14)

Nongame Wildlife (14)

Pairing Chronology (14)

Plumage Characteristics (14)

Prairie Provinces (14)

Red-billed Pintails (14)

Sarcocystis (14)

Submerged Aquatics (14)

Vegetation Dynamics (14)

Visibility Bias (14)

Water Quality (14)

Western Canada (14)

Wetland Mapping (14)

Winter Wheat (14)

Acid Rain (13)

Adults (13)

Alarm Calls (13)

Asia (13)

Assortative Mating (13)

Biochemical Taxonomy (13)

Breeding Population Surveys (13)

Cattails (13)

Chile (13)

Cold Weather (13)

Common Pochards (13)

Comparative Behavior (13)

Czechoslovakia (13)

Delta Research Station (13)

Digestibility (13)

Drawdowns (13)

Economic Analysis (13)

Eggshell Thinning (13)

Energy Budgets (13)

Feeding Site Selection (13)

Fossil Ducks (13)

Great Salt Lake (13)

Habitat Characteristics (13)

Heritability (13)

Identification Guide (13)

Kentucky (13)

Latvia (13)

Lead Exposure (13)

Mate Selection (13)

Methods (13)

Molt Chronology (13)

Noxubee NWR (13)

Nutrient Dynamics (13)

Phosphorus (13)

Plumage Development (13)

Plumed Whistling Ducks (13)

Population Structure (13)

Predator Management (13)

Recovery Rates (13)

Red Foxes (13)

Southern United States (13)

Timing (13)

Wadden Sea (13)

Agricultural Grains (12)

Aquatic Invertebrates (12)

Auckland Islands (12)

Bacteria (12)

Banding Data (12)

Cape Shovelers (12)

Changes (12)

Condition Indices (12)

Contaminated Habitat (12)

Distribution Changes (12)

Diurnal Time Budgets (12)

Drainage (12)

Ecology (12)

Environmental Effects (12)

Falkland Islands (12)

Families (12)

Flooding (12)

Habitat Conditions (12)

Habitat Needs (12)

Husbandry (12)

Immune Responses (12)

Implanting Transmitters (12)

Kansas (12)

Leeches (12)

Life Histories (12)

Lipid Dynamics (12)

Marbled Teal (12)

Mitochondrial DNA (12)

Museum Specimens (12)

Nesting Density (12)

Nesting Records (12)

Nitrogen Cycling (12)

Northeastern United States (12)

Population Regulation (12)

Raccoons (12)

Range Extension (12)

Repellents (12)

Sago Pondweeds (12)

Satellite Telemetry (12)

Seed Dispersal (12)

Sex Differences (12)

South America (12)

Speckled Teal (12)

Spur-winged Geese (12)

Stabilized Duck Hunting Regulations Evaluation (12)

Tule White-fronted Geese (12)

Wetland Acidity (12)

White-cheeked Pintails (12)

Workshop Summary (12)

Yellow-billed Ducks (12)

Adaptive Management (11)

Austria (11)

Blasting (11)

Bylot Island (11)

Calcium (11)

Canadian Arctic (11)

Cannon Nets (11)

Coastal Texas (11)

Conservation Reserve Program (11)

Coscoroba Swans (11)

Crippling Losses (11)

Crows (11)

Currituck Sound (11)

Daily Movements (11)

Dietary Protein (11)

Digestion (11)

Egg Composition (11)

Environmental Factors (11)

Estonia (11)

Extra Pair Copulations (11)

Fasting (11)

Feathers (11)

Flock Size (11)

Food Quality (11)

Freckled Ducks (11)

Genetic Analysis (11)

Hunter Activity (11)

Hunting Pressure (11)

Illegal Kill (11)

Impacts (11)

Lake Michigan (11)

Laying Dates (11)

Learning (11)

Lipids (11)

Management Conflicts (11)

Metabolism (11)

Molt (11)

Natural Mortality (11)

Nesting Associations (11)

New England (11)

Newcastle Disease (11)

Night Lighting (11)

Pink-eared Ducks (11)

Prince Edward Island (11)

Radiotelemetry (11)

Rainfall (11)

Reintroduction (11)

Reproductive Effects (11)

Sexual Dimorphism (11)

Sexual Selection (11)

Stable Isotopes (11)

Symposium Proceedings (11)

Thyroid (11)

Transmitter Effects (11)

Transplant Program (11)

Upper Mississippi River (11)

Wales (11)

Waterfowl Use (11)

Wetland Loss (11)

Yukon Territory (11)

Agricultural Foods (10)

Aircraft (10)

Annual Survival (10)

Antipredator Behavior (10)

Avian Influenza (10)

Avoidance Behavior (10)

Bias (10)

Bill Morphology (10)

Black-headed Ducks (10)

Breeding Pairs (10)

Cape Teal (10)

Carrying Capacity (10)

Clutch Size Regulation (10)

Community Profile (10)

Costs (10)

Cuban Whistling Ducks (10)

Feces (10)

Feeding (10)

Flight Formation (10)

Foraging Impacts (10)

Freshwater Marshes (10)

Habitat Influences (10)

Habitat Values (10)

Humboldt Bay (10)

Hunter Education (10)

Illinois River Valley (10)

Individual Variation (10)

Long Island (10)

Maccoa Ducks (10)

Madagascar Teal (10)

Malheur NWR (10)

Marsh Management (10)

Mate Guarding (10)

Midwinter Inventories (10)

Mink (10)

Mortality Rates (10)

Mosquito Control (10)

Organophosphates (10)

Osmoregulation (10)

Oxygen Consumption (10)

Parental Behavior (10)

Peking Ducks (10)

Philosophy (10)

Pleistocene (10)

Plumage Color (10)

Poisoning (10)

Pondweeds (10)

Population Distribution (10)

Population Ecology (10)

Population Genetics (10)

Power Lines (10)

Private Sector (10)

Rice (10)

Salt Glands (10)

Salt Secretion (10)

Sampling Bias (10)

Satellite Transmitters (10)

Second Broods (10)

Serology (10)

Sex (10)

Sexual Behavior (10)

Species Description (10)

Spring Migration (10)

Status (10)

Submerged Macrophytes (10)

Swan Geese (10)

Tidal Marshes (10)

Torrent Ducks (10)

Tubers (10)

Variability (10)

Vermont (10)

Wetland Restoration (10)

White-headed Ducks (10)

White-winged Wood Ducks (10)

Wigeongrass (10)

Wild Strain (10)

Yazoo NWR (10)

Acidification (9)

Acidified Wetlands (9)

Aggression (9)

Agricultural Impacts (9)

Agricultural Programs (9)

Arctic Nesting (9)

Arsenic (9)

Band Loss (9)

Bering Sea (9)

Boreal Forests (9)

Boron (9)

Bulrushes (9)

Cardiac Physiology (9)

Cardiac Response (9)

China (9)

Chironomids (9)

Coloniality (9)

Columbia River (9)

Copper River Delta (9)

Distress Calls (9)

Drinking (9)

Drugs (9)

Egg Production (9)

Embryo Development (9)

EPP Canada Geese (9)

Feeding Associations (9)

Flock Behavior (9)

Foraging Habitat (9)

Guilds (9)

Habitat Acquisition (9)

Habitat Availability (9)

Harvest Data (9)

Hazing (9)

Helicopters (9)

Hybrids (9)

Hydrology (9)

Ice (9)

Immunology (9)

Influenza Viruses (9)

Interspecific Relationships (9)

Landsat (9)

Laying Sequence (9)

Laysan Island (9)

Limnology (9)

Locomotion (9)

Long Term (9)

Longevity Records (9)

Mate Loss (9)

Midcontinent (9)

Migration Behavior (9)

Migration Ecology (9)

Mingo NWR (9)

Moist-soil Management (9)

Montezuma NWR (9)

Muscle Tissue (9)

Natal Philopatry (9)

Nest Attentiveness (9)

Nest Defense (9)

Nest Departure (9)

Pochards (9)

Population Increase (9)

Postbreeding (9)

Prairie Marshes (9)

Radio Transmitter Attachment (9)

Radio Transmitter Effects (9)

Radio Transmitters (9)

Rainwater Basin (9)

Respiration Rate (9)

Ringed Teal (9)

Roost Behavior (9)

Ruddy-headed Sheldgeese (9)

Sex Specific (9)

Simulated Nests (9)

Suisun Marsh (9)

Taxonomic Manual (9)

Tissues (9)

True Metabolizable Energy (9)

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Wrangel Island (9)

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Potomac River (8)

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Small Marshes (8)

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West Virginia (8)

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Accumulation (7)

African Black Ducks (7)

Age Specific (7)

Annual Variation (7)

Arctic Vegetation (7)

Australasian White-eyes (7)

Australian Blue-billed Ducks (7)

Australian Shelducks (7)

Avian Tuberculosis (7)

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Beaufort Sea (7)

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Biology (7)

Blue-winged Teal x Cinnamon Teal (7)

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Wind (7)

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Abdominal Profile (6)

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African Pygmy Geese (6)

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Baikal Teal (6)

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Rocky Mountains (6)

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San Francisco Bay (6)

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Southwestern United States (6)

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St. Lawrence Gulf (6)

Strychnine (6)

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Texas Panhandle (6)

Uropygial Gland (6)

USFWS (6)

Values (6)

Vancouver Canada Geese (6)

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Wild Rice (6)

X-ray (6)

Accidents (5)

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Aleutian Islands (5)

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Barrow's Goldeneyes x Common Goldeneyes (5)

Bay of Fundy (5)

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Bismuth Shot (5)

Black-backed Gulls (5)

Bombay Hook NWR (5)

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Brown Pintails (5)

Buoyancy (5)

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CHE Inhibition (5)

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Coastal New Hampshire (5)

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Common Shelducks (5)

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Crab Orchard NWR (5)

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DNA Fingerprinting (5)

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Eastern Washington (5)

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European White-fronted Geese (5)

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Iran (5)

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Kesterson NWR (5)

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Lesser Snow Geese x Ross' Geese (5)

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Madagascar Pochards (5)

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National Audubon Society (5)

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New Hampshire (5)

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Occurrence (5)

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Pair Bond Disruption (5)

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Pairing (5)

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Testosterone (5)

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Trichobilharzia (5)

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Union Slough NWR (5)

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Yellowstone National Park (5)

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American Wigeon x Eurasian Wigeon (4)

Analysis (4)

Arctic Coastal Plain (4)

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Ashy-headed Sheldgeese (4)

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Canada Geese x Lesser Snow Geese (4)

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Eurasian Pochards x Tufted Ducks (4)

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Israel (4)

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Accomplishments (3)

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Delaware River (3)

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DeSoto NWR (3)

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DNA (3)

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El Nino (3)

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Miocene (2)

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Tennessee River (2)

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For information regarding operation of this site, contact Lynda Garrett at the USGS Patuxent Wildlife Research Center, 12100 Beech Forest Rd., Laurel, MD 20708-3040 (phone 301-497-5550 or e-mail Lynda_Garrett@usgs.gov ). For information regarding the content, status, and use of DUCKDATA, contact Ken Reinecke at the USGS Patuxent Wildlife Research Center, 2524 S. Frontage Rd., Suite C, Vicksburg, MS 39180 (phone 601-629-6606 or e-mail ken_reinecke@usgs.gov ). Users are encouraged to contribute to the database by bringing new publications or works that may have been overlooked to the attention of Reinecke.



Last Updated  07/27/2004
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