- United States. Bureau of Transportation Statistics12
- Environmental Systems Research Institute (Redlands, Calif.)8
- Geological Survey (U.S.)7
- National Atlas of the United States4
- Hunt, Raquel2
- Institute for Water Resources (U.S.). Navigation Data Center2
- National Marine Protected Areas Center (U.S.)2
- United States. National Oceanic and Atmospheric Administration2
- United States. Office of Ocean and Coastal Resource Management2
- Beningo, Steve1
- Blades, Doug1
- Department of Commerce (DOC), National Oceanic and Atmospheric Administration (NOAA), Office Of National Marine Sanctuaries (ONMS), National Marine Protected Areas Center (MPAC)1
- Firestine, Theresa1
- Hudgins, Andrew1
- Jessberger, Steven1
- Kelso, Nathaniel Vaughn1
- Liu, Zhi1
- Lubkin, Samantha1
- Maples, Stace D.1
- Patterson, Tom1
