Creator
- Smith, Walter H. F.5
- Wessel, Paul5
- Bay Area Open Space Council4
- Conservation Lands Network4
- Geological Survey (U.S.)4
- GreenInfo Network (Firm)4
- San Francisco Bay Area Upland Habitat Goals Project4
- California. Biogeographic Data Branch2
- California. Fisheries Programs Branch2
- Canada Centre for Remote Sensing2
- Instituto Nacional de Estadística, Geografía e Informática (Mexico)2
- United States. Bureau of Transportation Statistics2
- United States. Bureau of the Census. Geography Division2
- Environmental Systems Research Institute (Redlands, Calif.)1
- National Atlas of the United States1
- San Joaquin County (Calif.). Community Development Department1
- San Joaquin County (Calif.).Community Development Department1