South Florida Resource Conservation and Development Council
- Nonprofit association promoting land and water conservation in Broward, Miami-Dade, and Monroe Counties. Project descriptions and contact information.
- http://www.sfrcd.org/

The Billfish Foundation
- Fort Lauderdale based, non-profit organization whose objective is the worldwide conservation and enhancement of billfish populations.
- http://www.billfishfoundation.org/

South Florida Information Access (SOFIA)
- United States Geological Survey research on the South Florida ecosystem, including mercury contamination, hydrology, coastal wetlands, and remote sensing. Extensive links.
- http://sofia.usgs.gov/