Integrated Remote Sensing and Modeling Group

• Brock, J., Palaseanu-Lovejoy, M., Poore, R., Nayegandhi, A., and Wright, C.W. Holocene aggradation of the Dry Tortugas coral reef ecosystem. In preparation for submission to Coral Reefs.
• Brock, J., Palaseanu-Lovejoy, M., Wright, C.W., and Nayegandhi, A., In Press. Patch-reef morphology as a proxy for Holocene sea-level variability, Northern Florida Keys, USA, Coral Reefs, in press.
• Nayegandhi, A., Brock, J.C., In Press. Assessment of coastal-vegetation habitats using airborne laser remote sensing. To be published as a book chapter in "Remote Sensing and Spatial Information Technologies for Coastal Ecosystem Assessment and Management: Principles and Applications" Springer Publication.
• Nayegandhi, A., Brock, J.C., Wright, C.W., In Press. Small-footprint, waveform-resolving lidar estimation of submerged and sub-canopy topography in coastal environments. International Journal of Remote Sensing, in press.
• Zawada, D.G., C. Hu, T. Clayton, Z. Chen, J.C. Brock, and F.E. Muller- Karger. 2007. Remote sensing of particle backscattering in Chesapeake Bay: A 6-year SeaWiFS retrospective view. Estuar. Coast. Shelf Sci. 73 (3-4), 792-806, doi:10.1016/j.ecss.2007.03.005.
• Brock, J., Wright, C.W., Hernandez, R., and Thompson, P., 2006, Airborne lidar sensing of massive stony coral colonies on patch reefs in the northern Florida reef tract: Remote Sensing of Environment 104 (2006) 31-42.
• Brock, J.C., Yates, K.K., and Halley, R.B., 2006, Integration of coral reef ecosystem process studies and remote sensing, in Richardson, L.L., and LeDrew, E., eds., Remote sensing of aquatic coastal ecosystem processes: science and management applications: Dordrecht, Springer, p. 111-134.
• Brock, J.C., Yates, K.K., Halley, R.B., Kuffner, I.B., Wright, C.W., and Hatcher, B.G., 2006, Northern Florida reef tract benthic metabolism scaled by remote sensing: Marine Ecology-Progress Series, v. 312, p. 123-139.
• Nayegandhi, A., Brock, J.C., Wright, C.W., O'Connell, M.O., 2006. Evaluating a small-footprint, waveform-resolving lidar over coastal vegetation communities. Photogrammetric Engineering and Remote Sensing 2006-12:1408-1417.
• Brock, J.C., Yates, K., and R. Halley, 2005, Integration of coral reef ecosystem process studies and remote sensing, in Richardson, L.L. and LeDrew, E. (eds.), Remote Sensing of Aquatic Coastal Ecosystems, Kluwer, The Netherlands, 324 p.
• Brock J.C., Yates, K., Halley, R., Kuffner, I., and B. Hatcher, 2005, Intra-reef zone spatial extrapolation of biotope metabolism with remote sensing, Marine Ecology Progress Series, Mar Ecol Prog Ser, 312 (2006) 123-139
• Zawada, D.G., J.R.V. Zaneveld, E. Boss, W. Gardner, M.J. Richardson, and A. Mishonov. 2005. A comparison of hydrographically and optically derived mixed layer depths. J. Geophys. Res., 110, C11001, doi:10.1029/2004JC002417.
• Brock, J.C., Wright, C.W., Clayton, T.D., and A. Nayegandhi, 2004, Optical rugosity of coral reefs in Biscayne National Park, Florida, Coral Reefs 23: 48-59. URL: http://www.springerlink.com/link.asp?id=gjl3hqpwcftefte4
• Brock, J.C., Wright, C.W., Sallenger, A.H., Krabill, W.B., and R.N. Swift, 2002, Basis and methods of NASA Airborne Topographic Mapper Lidar surveys for coastal studies, Journal of Coastal Research, Vol. 18, No. 1, p. 1-13.
• Brock, J.C., Sallenger, A.H., Krabill, W.B., Swift, R.N., and C.W. Wright, 2001, Recognition of fiducial surfaces in lidar surveys of coastal topography, Photogrammetric Engineering and Remote Sensing, Vol. 67, No. 11, p. 1245-1258.
• Gillespie, T.W., Brock, J., and Wright, W., 2001. Prospects for quantifying structure, floristic composition, and species richness of tropical forests. International Journal of Remote Sensing 24, 1-9.

• Brock, J.C., Wright, C.W., Nayegandhi, A., Patterson, M., Wilson, I., Travers, L., 2007, USGS-NPS-NASA Topography - Gulf Islands National Seashore - Mississippi, USGS Open File Report 2007-1377 (DVD), URL: http://pubs.usgs.gov/of/2007/1377/
• Brock, J.C., Wright, C.W., Nayegandhi, A., Patterson, M., Travers, L., 2007, USGS-NPS-NASA Topography - Sagamore Hills National Historic Site, USGS Open File Report 2007-1394 (CD), URL: http://pubs.usgs.gov/of/2007/1394/
• Brock, J.C., Wright, C.W., Nayegandhi, A., Woolard, J., Patterson, M., Wilson, I., Travers, L., 2007, USGS-NPS-NASA EAARL Submarine Topography - Florida Keys National Marine Sanctuary, USGS Open File Report 2007-1395 (DVD), URL: http://pubs.usgs.gov/of/2007/1395/
• Brock, J.C., Wright, C.W., Nayegandhi, A., Patterson, M., Wilson, I., Travers, L., 2007, USGS-NPS-NASA Topography - Gulf Islands National Seashore - Florida, USGS Open File Report 2007-1422 (DVD), URL: http://pubs.usgs.gov/of/2007/1422/
• Brock, JC, Wright, CW, Nayegandhi, A, Patterson, M, Wilson, I, and Travers, L., 2007, USGS-NPS-NASA Bare-Earth Topography - Padre Island National Seashore, USGS Open File Report 2007-1431 (DVD), URL: http://pubs.usgs.gov/of/2007/1431/
• Brock, JC, Wright, CW, Nayegandhi, A, Patterson, M, Wilson, I, and Travers, L., 2007, USGS-NPS-NASA Submarine Topography - Northern Florida Reef Tract (2001-2002), USGS Open File Report 2007-1432 (DVD), URL: http://pubs.usgs.gov/of/2007/1432/
• Morton, R.A., Bracone, J.E., Cooke, B., 2007, Geomorphology and Depositional Sub-environments of Assateague Island MD/VA, USGS Open File Report 2007-1388 (DVD), URL: http://pubs.usgs.gov/of/2007/1388/
• Tyler, D., Zawada, D.G., Nayegandhi, A., Brock, J.C., Crane, M.P., Yates, K.K., and Smith, K.E.L., 2007, Topobathymetric data for Tampa Bay, Florida: U.S. Geological Survey Open-File Report 2007-1051. URL: http://pubs.usgs.gov/of/2007/1051
• Brock, J.C., Wright, C.W., Patterson, M., Nayegandhi, A., Patterson, J., USGS-NPS-NASA EAARL First Return Topography - Fire Island National Seashore, USGS Open File Report 2007-1007 (DVD), URL: http://pubs.usgs.gov/preview/of/2007/1007/
• Brock, J.C., Wright, C.W., Patterson, M., Nayegandhi, A., Travers, L.J., 2007, USGS-NPS-NASA EAARL Bare earth Topography - Assateague Island National Seashore, USGS Open File Report 2007-1176 (DVD), URL: http://pubs.usgs.gov/of/2007/1176/
• Brock, J.C., Wright, C.W., Patterson, M., Nayegandhi, A., Patterson, J., 2007, USGS-NPS-NASA EAARL Bare earth and First Return Topography - Thomas Stone National Historic Site, USGS Open File Report 2007-1177 (CD), URL: http://pubs.usgs.gov/of/2007/1177/
• Brock, J.C., Wright, C.W., Patterson, M., Nayegandhi, A., Patterson, J., 2007, USGS-NPS-NASA EAARL Bare earth Topography - Gateway National Park, USGS Open File Report 2007-1178 (CD), URL: http://pubs.usgs.gov/of/2007/1178/
• Brock, J.C., Wright, C.W., Patterson, M., Nayegandhi, A., Patterson, J., 2007, USGS-NPS-NASA EAARL Bare Earth and First Return Topography - George Washington Birthplace National Monument, USGS Open File Report 2007-1179 (CD), URL: http://pubs.usgs.gov/of/2007/1179/
• Brock, J.C., Wright, C.W., Patterson, M., Nayegandhi, A., Travers, L., 2007, USGS-NPS-NASA Bare-Earth Topography - Cape Cod National Seashore, USGS Open File Report 2007-1375 (DVD), URL: http://pubs.usgs.gov/of/2007/1375/
• Brock, J.C., Wright, C.W., Patterson, M., Nayegandhi, A., Patterson, J., 2006, USGS-NPS-NASA EAARL Submarine Topography - Dry Tortugas National Park, USGS Open File Report 2006-1244 (DVD), URL: http://pubs.usgs.gov/of/2006/1244/
• Brock, J.C., Wright, C.W., Patterson, M., Nayegandhi, A., Patterson, J., 2006, USGS-NPS-NASA EAARL Bare Earth Topography - Fire Island National Seashore, USGS Open File Report 2006-1384 (DVD), URL: http://pubs.usgs.gov/of/2006/1384/
• Brock, J.C., Wright, C.W., Patterson, M., Nayegandhi, A., Patterson, J., Harris, M.S., Mosher, L., 2006, USGS-NPS-NASA EAARL Submarine topography - Biscayne National Park, USGS Open File Report 2006-1118 (DVD), URL: http://pubs.usgs.gov/of/2006/1118/
• Brock, J., and Zawada, D., 2006, Along-Track Reef Imaging System (ATRIS): U.S. Geological Survey Fact Sheet 2006-3051, 4 p. URL: http://pubs.usgs.gov/fs/2006/3051/
• Harris, M., Brock, J.C., Nayegandhi, A., and Duffy, M., 2006, Extracting shorelines from NASA airborne topographic lidar-derived digital elevation models: U.S. Geological Survey Open File Report 2005-1427. URL: http://pubs.usgs.gov/of/2005/1427/
• Harris, M., Brock, J.C., Nayegandhi, A., Duffy, M., and Wright, C.W., 2006, Identification and extraction of the seaward edge of terrestrial vegetation using digital aerial photography: U.S. Geological Survey Open File Report 2006-1092. URL: http://pubs.usgs.gov/of/2006/1092/
• Brock, J., and A. Sallenger, 2001, Airborne topographic lidar mapping for coastal science and resource management, U.S. Geological Survey Open File Report 01-46, U.S. Department of the Interior, 4 pp. URL: http://pubs.er.usgs.gov/pubs/ofr/ofr0146
• DeStoppelaire, G., Brock, J., Lea, C., Duffy, M., and W. Krabill, 2001, USGS, NPS, and NASA investigate horse-grazing impacts on Assateague Island dunes using airborne lidar surveys, USGS Open File Report 01-382, 4 p. URL: http://pubs.usgs.gov/of/2001/of01-382/

• Brock, J.C., Palaseanu-Lovejoy, M., Nayegandhi, A., and Wright, C.W., 2008, Integrated multi-sensor remote sensing of the terrace structure of the shallow Dry Tortugas coral reef ecosystem: Abstract in the proceedings of the 11th International Coral Reef Symposium, 7-11 July 2008, Ft. Lauderdale, Fla.
• Brock, J.C., Palaseanu-Lovejoy, M., Nayegandhi, A., and Wright, C.W., 2007, Holocene sea-level rise and the patch-reef population in the northern Florida reef tract: Abstract in the proceedings of the 33rd Scientific Conference of the Association of Marine Laboratories of the Caribbean, 4-8 June 2007, St. Thomas, VI.
• Nayegandhi, A., and Brock, J.C., 2007, Integrated remote sensing applications for the ecosystem-based management of coastal parks: Abstract in the proceedings of the George Wright Society Meeting, 16-20 April 2007, St. Paul, MN.
• Nayegandhi, A., Brock, J.C., and Wright, C.W., 2007, Delineating coastal vegetation communities using waveform-resolving lidar and multi-spectral imagery: Abstract in the Proceedings of the American Society for Photogrammetry and Remote Sensing Annual Conference, Tampa, Fla., 7-11 May 2007 (unpaginated CD-ROM).
• Zawada, D.G. and P. Thompson. 2007. A New Towed Platform For Surveying Benthic Habitats. Proceedings of the 33rd Conference of the Association of Marine Laboratories of the Caribbean, St. Thomas, U.S. Virgin Islands.
• Brock, J.C., O. Day, and P. Thompson, 2006, Validation of Along Track Reef Imaging System (ATRIS) Image Quality and Vessel Navigation on the Coral Reefs of Tobago, West Indies, Abstract in the proceedings of the International Society for Reef Studies European Meeting, 19-22, 2006, Bremen, Germany, abstract
• Zawada, D.G. and J.C. Brock. 2006. A Digital Imaging System for Simultaneously Acquiring Benthic Imagery and Fine-Scale Topography. Eos Trans. AGU, 87(36), Ocean Sci. Meet. Suppl., Abstract OS26I-24.
• Zawada, D.G., F.L. Rohwer, and L.R. Frank. 2006. Scalability of Coral Rugosity From Microns to Centimeters. Eos Trans. AGU, 87(52), Fall Meet. Suppl., Abstract OS33F-05.
• Nayegandhi, A., Brock J.C., Wright, C.W., 2005, Classifying vegetation using NASA's Experimental Advanced Airborne Research Lidar (EAARL) at Assateague Island National Seashore, Paper in the Proceedings of the American Society of Photogrammetry and Remote Sensing Annual Conference, Baltimore, March 7-11, 2005.
• Brock, J.C., Wright, C.W., Nayegandhi, A., Clayton, T., Hansen, M., Longenecker, J., Gesch, D., and M. Crane, 2002, Initial results from a test of the NASA EAARL lidar in the Tampa Bay Region, Paper in the Proceedings of the 2002 Gulf Coast Association of Geological Societies Conference, Austin, Texas, Oct. 30-Nov. 1. URL: http://pubs.usgs.gov/of/2001/of01-382/
• Clayton, T.D., Brock, J.C., and R.G. Worl, 2002, Application of ASTER satellite imagery to regional reef threat assessment, monitoring, and outreach: an example from the eastern Red Sea. Paper in the Proceedings of the Seventh International Conference on Remote Sensing for Marine and Coastal Environments, Miami, 20-22, May 2002.
• Nayegandhi, A., and J. Brock, 2002, Detecting ocean water using NASA ATM solar backscatter and topographic lidar data, Paper in the Proceedings of the Seventh International Conference on Remote Sensing for Marine and Coastal Environments, Miami, 20-22, May 2002.
• Nayegandhi, A., and J. Brock, 2002, Gridding NASA ATM coastal lidar data, Paper in the Proceedings of the Seventh International Conference on Remote Sensing for Marine and Coastal Environments, Miami, 20-22, May 2002.
• Wright, C.W. and J. Brock, 2002, EAARL: A lidar for mapping shallow coral reefs and other coastal environments, Paper in the Proceedings of the Seventh International Conference on Remote Sensing for Marine and Coastal Environments, Miami, 20-22, May 2002.
• Brock, J.C., Sallenger, A.H., Krabill, W.B., Swift, R.N., and C.W. Wright, 2001, Identification and mapping of barrier island vegetation with NASA Airborne Topographic Mapper lidar surveys, Paper in the Proceedings of the Fifth International Airborne Remote Sensing Conference and Exhibition, 17-20 September 2001, San Francisco, California, USA, 8 p.
• Clayton, T.D., Brock, J.C., and R.G. Worl, 2001, Application of satellite imagery to coral reef assessment and monitoring in the eastern Red Sea, Paper in the Proceedings of the Fifth International Airborne Remote Sensing Conference and Exhibition, 17-20 September 2001.
• Nayegandhi, A., Brock, J., and M. Varanasi, 2001, Detection of buildings in lidar imagery. Paper in the Proceedings of the Fifth International Airborne Remote Sensing Conference and Exhibition, 17-20 September 2001.

Advanced Methods:

-- ATRIS - Boat-Mounted, Georeferenced, Digital Imaging System

-- DEEP ATRIS - Auto-adjusting, Towed, Digital Imaging System

-- EAARL: Experimental Advanced Airborne Research LIDAR

-- LIDAR Processing Systems

-- Google Earth Applications

Reef Models:

-- Coral Reef Applications of Airborne LIDAR and Digital Camera Surveys

-- NASA-USGS-NPS EAARL Airborne Lidar Survey of the Dry Tortugas in August 2004

-- Investigating Benthic Habitats in Florida Reef Tract with LIDAR

Decision Support:

-- Introduction to Natural Resource Management Applications of Airborne Lidar Surveys

-- A GIS Application Example- National Park Service Inventory and Monitoring for Natural Resource Management

-- Deriving Vegetation Metrics Using Lidar

Publications

Collaborators

Contact