Publisher
- Geological Survey (U.S.)28
- Environmental Systems Research Institute (Redlands, Calif.)14
- National Atlas of the United States9
- California. Department of Fish and Game. Marine Resources Region4
- County of San Mateo Information Services Department3
- Instituto Nacional de Estadística, Geografía e Informática (Mexico)3
- Canada Centre for Mapping2
- Coastal and Marine Geology Program (Geological Survey). Woods Hole Field Center1
- United States. Bureau of Transportation Statistics1
- United States. National Ocean Service1