Marguerite Koch-Rose PhD: University of Miami, 1996 Professor Research interests: marine botany and nutrient cycling in tropical systems Contact information Office: SC 267 Phone: (561) 297-3325 Email: mkoch@fau.edu

Education

B.S., Biology, 1981. Biology Department, Tulane University, New Orleans, LA.
Coral reef ecology, 1983. West Indies Laboratory, Fairleigh Dickinson University, St. Croix, West Indies.
M.S., Marine Sciences, 1988. Marine Sciences Department, Center for Wetland Resources, LSU, Baton Rouge, LA.
Graduate Exchange Scholar, 1988-1989. Geography Department, University of Exeter, Exeter, England.
Ph. D., Marine Biology and Fisheries, 1996.  Rosenstiel School of Marine and Atmospheric Sciences, UM, Miami, FL.

Appointments

2001-2008                    Associate Professor:  Biological Sciences Department, FAU, Boca Raton, FL.
1996-2000                    Assistant Professor:  Biological Sciences Department, FAU, Boca Raton, FL.
1993-1996                    Research Associate: RSMAS, University of Miami-Marine, Miami, FL.
1989-1992                    Senior Research Scientist: Everglades Systems Research Division, Research Department, South                                             Florida Water Management District, West Palm Beach, FL.
1988-1989                    Research Associate: University of Exeter, England.
1985-1988                    Research Assistant: Center for Wetland Resources, LSU, Baton Rouge, LA.
1985                               Research Assistant: University of Washington, Seattle, WA.
1984                               Biologist: National Marine Fisheries Service, Bering Sea, AK.

RESEARCH INTERESTS

Nutrient cycling and primary production in tropical marine ecosystems. Marine plant ecology and ecophysiology. Current research focuses on biogeochemical changes in tropical marine ecosystems in response to climate change and their affects on marine plant communities.

Recent/representative publications

Koch, M.S., Schopmeyer, S.A., Nielsen, O.I., Kyhn-Hansen, C., Madden, C.J (2007) Conceptual model of seagrass die-off in Florida Bay: Links to biogeochemical processes. Journal of Experimental Marine Biology and Ecology 350:73-88.

Nielsen, O. I., M.S. Koch, C.J. Madden (2007) Inorganic phosphorus uptake in a carbonate-dominated seagrass ecosystem. Estuaries and Coasts 30(5):827-839.

Koch, M.S., Schopmeyer, S.A., Holmer, M. Madden, C.J., Kyhn-Hansen, C. 2007. Thalassia testudinum response to the interactive stressors hypersalinity, sulfide and hypoxia. Aquatic Botany 87:104-110.

Koch, M.S., Schopmeyer, S.A., Kyhn-Hansen, C., Madden, C.J., Peters, J.S. 2007. Tropical seagrass species tolerance to hypersalinity stress. Aquatic Botany 86:14-24.

Koch, M.S., Schopmeyer, S.A., Kyhn-Hansen, C., Madden, C.J. 2007. Synergistic effects of high temperature and salinity on tropical seagrass. Journal of Experimental Marine Biology and Ecology 341:91-101.

Nielsen, O. I., M.S. Koch, H.S. Jensen, C.J. Madden (2005) Thalassia testudinum phosphate uptake kinetics at low in situ concentrations using a 33P radioisotope technique.  Limnology and Oceanography 51: 208-217.

Kieckbusch, D. and M.S. Koch (2004) Trophic linkages of primary producers and consumers in fringing mangroves of tropical lagoons.  Bulletin of Marine Science 74(2):271-285.

Koch, M. S. and J. M. Erskine (2001) Sulfide as a phytotoxin to the tropical seagrass, Thalassia testudinum:  Interactions with high salinity and temperature. Journal of Experimental Marine Biology and Ecology 266:81-95.

Koch, M. S., and C. Madden (2001) Patterns of primary production and nutrient availability in a fringing mangrove tropical lagoon in the Bahamas. Marine Ecology Progress Series 219:109-119.

Koch, M. S., R. Benz, D. Rudnick (2001) Solid-phase phosphorus pools in highly organic carbonate sediments of northeastern Florida Bay. Estuarine and Coastal Shelf Science 52:279-291.

Koch, M. S. and S. C. Snedaker (1997)  Factors influencing Rhizophora mangle (red mangrove) seedling development in Everglades carbonate soils. Aquatic Botany 59:87-98.

Koch, M. S., K. R. Reddy, and J. P. Chanton.  1994.  Factors controlling seasonal nutrient profiles in a subtropical peatland of the Florida Everglades.  Journal of Environmental Quality 23:526-533.

Koch, M. S., E. Maltby, G. A. Oliver, and S. A. Bakker.  1992.  Factors controlling denitrification rates of tidal mudflats and fringing salt marshes in Southwest England. Estuarine and Coastal Shelf Science 34: 471-485.