Creator
- United States. National Ocean Service15
- United States. National Oceanic and Atmospheric Administration15
- United States. Department of Commerce14
- Coastal Services Center (U.S.)12
- I.M. Systems Group5
- Applied Science Associates4
- SeaPlan4
- Geological Survey (U.S.)2
- National Atlas of the United States2
- Baldwin Group1
- Canada Centre for Mapping1
- Instituto Nacional de Estadística, Geografía e Informática (Mexico)1
- U.S. Fish and Wildlife Service1