Collection place
- Berkeley, Alameda County, California202 objects
- CA-Ala-307, Berkeley, Alameda County200 objects
- West Berkeley, Berkeley, Alameda County200 objects
- Nevada182 objects
- Sacramento County, California169 objects
- Santa Barbara County, California159 objects
- Pershing County, Nevada149 objects
- NV-Pe-5, Pershing County, Nevada138 objects
- Humboldt lagoons, Humboldt County, California116 objects
- Big Lagoon, Humboldt County, California112 objects
- CA-CCo-295, Richmond, Contra Costa County86 objects
- Northern Channel Islands, Santa Barbara County, California82 objects
- Central California81 objects
- Western Alaska77 objects
- Central California coast75 objects
- Drakes Bay, Point Reyes, Marin County74 objects
- Humboldt Bay, Humboldt County, California66 objects
- Gunther Island, Humboldt Bay, Humboldt County65 objects
- Polynesia60 objects
- Santa Cruz Island, Channel Islands, Southern California60 objects