History and ecology of mangroves in the Dry Tortugas

http://www.nwrc.usgs.gov/factshts/047-02/047-02.htm

Fact sheet on the historic and current conditions of mangroves of Dry Tortugas National Park, a cluster of islands and coral reefs west of Key West, Florida. Mangroves and nesting frigate bird colonies are at risk to destruction by hurricanes.

by Doyle, Thomas W.; Michot, T. C.; Day, Richard H.; Wells, Christopher J.; and National Wetlands Research Center (Sponsor)

U.S. Geological Survey Fact Sheet 047-02