Collection place
- North America54 objects
- The Americas54 objects
- United States54 objects
- California50 objects
- Northern California35 objects
- Northwestern California25 objects
- Humboldt County coast, Humboldt County, California23 objects
- Humboldt County, California23 objects
- CA-Hum-169 (Tsurai), Humboldt County, California22 objects
- Trinidad Bay, Humboldt County, California22 objects
- Trinidad, Humboldt County, California22 objects
- San Francisco Bay Area, California14 objects
- North Central California9 objects
- Alameda County, California6 objects
- Dordogne (department), Nouvelle-Aquitaine, France6 objects
- Europe6 objects
- France6 objects
- Nouvelle-Aquitaine, France6 objects
- Western Europe6 objects
- Contra Costa County, California4 objects