Place
- Arctic Ocean237
- California, Northern36
- United States31
- California24
- Kenya18
- Connecticut16
- Maine16
- New Hampshire16
- San Mateo County (Calif.)16
- Massachusetts15
- Rhode Island15
- Alameda County (Calif.)14
- Contra Costa County (Calif.)14
- Humboldt County (Calif.)14
- Marin County (Calif.)14
- Napa County (Calif.)14
- New York (State)14
- Solano County (Calif.)14
- Sonoma County (Calif.)14
- Albion River Watershed (Calif.)13