Publisher
- Geological Survey (U.S.)62
- University of Minnesota. Institute on the Environment49
- National Geophysical and Solar-Terrestrial Data Center19
- Bay Area Open Space Council8
- Science6
- National Atlas of the United States3
- World Resources Institute2
- California. Department of Fish and Game. Marine Resources Region1
- County of Santa Clara. Geographic Information Services1
- Food and Agriculture Organization of the United Nations1
- Nature Conservancy (U.S.)1
- Northeast Ocean Data1
- Placer County Geographic Information Systems1
- Santa Clara County (Calif.). Planning Office1