Effects of Hydrological Restoration on Manatees: Integrating Data and Models for the Ten Thousand Islands

Langrimm C. 2009. Effects of Hydrological Restoration on Manatees: Integrating Data and Models for the Ten Thousand Islands. Critical Ecosystems Studies Initiative. MOD06-2. Everglades National Park/South Florida Natural Resource Center

Final Report Manatees were first afforded federal protection in 1967, and a significant portion of Florida's population resides in the waters of Everglades National Park. Manatees remain at risk, largely due to low reproductive rates, a decline in suitable habitat, and accidental collisions with motor boats. It is important for managers to understand what impact intended Everglades restoration activities might have on this endangered species. This CESI-funded project developed integrated, regional hydrologic models covering nearly the entire southwest coast south of Naples, providing a much needed tool for evaluating restoration effects on coastal, estuarine, and freshwater ecosystems. This data was then incorporated into an individual-based model for the purposes of evaluating how completion of restoration projects (particularly the Picayune Strand) might affect the availability of the freshwater, forage, and refugia upon which manatees depend. Langtimm, C. A., Swain, E. D. Stith, B. M., and others. 2009. Integrated Science: Flroida Manatees and Everglades Hydrology: U.S. Geological Survey Fact Sheet 2009-3002. Stith, Bradley, M., James P. Reid, Catherine A Langtimm, Eric D. Swain, Terry J. Doyle, Daniel H. Slone, Jeremy D. Decker, Lars E. Soderquvist. 2011. Temperature inverted haloclines provide winter warm-water refugia for Manatees in Southwest Florida. Estuaries and Coasts.34:106-119.

Type
Published Report
Authors
Langrimm, Catherine
Date of Issue
2009
Units
EVER
Keywords
Assessment, CESI, everglades, Manatee, Modeling, Natural Resources Management, Restoration, Threatened
Subjects
Ecological Framework: Biological Integrity | Focal Species or Communities | Estuarine Communities , Ecological Framework: Biological Integrity | Focal Species or Communities | Mammals , Ecological Framework: Biological Integrity | At-risk Biota | T&E Species and Communities

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