Creator
- Environmental Systems Research Institute (Redlands, Calif.)12
- National Atlas of the United States11
- Erdey, Mercedes D.10
- Instituto Nacional de Estadística, Geografía e Informática (Mexico)10
- Nature Conservancy (U.S.)10
- California. Department of Water Resources9
- Canada Centre for Remote Sensing8
- Bay Area Open Space Council6
- Conservation Lands Network6
- Fire and Resource Assessment Program (Calif.)6
- GreenInfo Network (Firm)6
- San Francisco Bay Area Upland Habitat Goals Project6
- California Geological Survey4
- Stephen P. Teale Data Center (Calif.).4
- United States. Department of Housing and Urban Development4
- California. Department of Conservation3
- Cochrane, Guy R.3
- County of San Mateo Information Services Department3
- Hopkins Marine Station3
- Marshall, Gerald3