Creator
- United States. Department of Commerce4
- United States. National Ocean Service4
- United States. National Oceanic and Atmospheric Administration4
- Gap Analysis Program (U.S.)3
- National Atlas of the United States2
- Applied Science Associates1
- Coastal Services Center (U.S.)1
- Geological Survey (U.S.)1
- Nature Conservancy (U.S.)1
- U.S. Census Bureau. Geography Division1
- U.S. Fish and Wildlife Service1