Author/Creator
- Geological Survey (U.S.)82
- United States. Congress. House. Committee on Expenditures in the Department of Agriculture44
- Geological Survey (U.S.). Water Resources Division40
- United States27
- Southeastern Forest Experiment Station (Asheville, N.C.)22
- United States. Administration on Aging22
- United States. Congress. House. Committee on Naval Affairs19
- Southwest Florida Water Management District (Fla.)16
- Florida. Department of Transportation15
- National Coastal Ecosystems Team (U.S.)15
- Milanich, Jerald T.13
- United States. Federal Highway Administration13
- United States. Minerals Management Service. Gulf of Mexico OCS Region13
- Dickinson, Jonathan, 1663-172212
- Environmental Research Laboratories (U.S.)12
- United States. Urban Mass Transportation Administration12
- United States. Bureau of the Census11
- United States. Congress. House. Committee on Rivers and Harbors11
- U.S. Army Engineer Waterways Experiment Station. Coastal Ecology Group10
- Florida. Dept. of Environmental Regulation9