Collection place
- CA-Sac-6, Sacramento County, California3,167 objects
- Berkeley, Alameda County, California3,143 objects
- CA-Ala-307, Berkeley, Alameda County3,139 objects
- West Berkeley, Berkeley, Alameda County3,139 objects
- Marin County, California3,119 objects
- Northeastern California2,373 objects
- Southern California2,239 objects
- Nevada2,222 objects
- Central California2,165 objects
- Point Reyes, Marin County, California1,831 objects
- Berryessa Valley, Napa County, California1,818 objects
- CA-Nap-93, Berryessa Valley, Napa County1,791 objects
- Richmond, Contra Costa County, California1,668 objects
- Drakes Bay, Point Reyes, Marin County1,615 objects
- Santa Barbara County, California1,607 objects
- Solano County, California1,599 objects
- Estero de Limantour, Drakes Bay, Marin County1,542 objects
- Lindsey Slough, Solano County, California1,490 objects
- Oakley, Contra Costa County, California1,487 objects
- Napa Valley, Napa County, California1,476 objects