Collection place
- CA-Lak-72, Lake County, California113 objects
- Solano County, California111 objects
- CA-Nap-174, Napa Valley, Napa County103 objects
- CA-Sta-5, Stanislaus County, California103 objects
- Lake Isabella Reservoir, Kern County, California102 objects
- Tulare County, California99 objects
- Mendocino County, California97 objects
- CA-Sol-243, Solano County, California96 objects
- Suisun Valley, Solano County, California96 objects
- CA-Ker-74 (Shirer Ranch site), Kern County, California91 objects
- CA-Nap-172, Napa Valley, Napa County91 objects
- CA-Tul-18 (Cedarquist site), Tulare County, California89 objects
- CA-Son-363, Sonoma County, California87 objects
- CA-Sta-6, Stanislaus County, California87 objects
- Petaluma Valley, Sonoma County, California87 objects
- Madeline Plains, Lassen County, California83 objects
- CA-Las-9 (Madeline Dunes site), Madeline Plains, Lassen County82 objects
- CA-Las-22, Secret Valley, Lassen County78 objects
- Mission San Jose, Fremont, Alameda County76 objects
- CA-Son-325, Bodega Head, Sonoma County70 objects