Creator
- Arndt, Raymond E.8
- Bawiec, Walter J.8
- Beikman, Helen M.8
- King, Philip B.8
- Schruben, Paul G.8
- Geological Survey (U.S.)4
- National Atlas of the United States4
- Gap Analysis Program (U.S.)3
- United States. National Ocean Service3
- United States. National Oceanic and Atmospheric Administration3
- Coastal Services Center (U.S.)2
- United States. Department of Commerce2
- Applied Science Associates1
- Nature Conservancy (U.S.)1
- U.S. Fish and Wildlife Service1
- United States. Agricultural Research Service1