Creator
- United States. Department of Housing and Urban Development17
- Environmental Systems Research Institute (Redlands, Calif.)11
- Geological Survey (U.S.)11
- National Geophysical Data Center10
- United States. Bureau of Transportation Statistics4
- Gap Analysis Program (U.S.)3
- Battelle Memorial Institute1
- Hunt, Raquel1
- National Atlas of the United States1
- National Marine Protected Areas Center (U.S.)1
- Stackhouse, Cecil1
- Strocko, Ed1
- U.S. Census Bureau. Geography Division1
- United States Geological Survey1
- United States. Department of Commerce1
- United States. National Oceanic and Atmospheric Administration1
- United States. Office of Ocean and Coastal Resource Management1