Place
- San Mateo County (Calif.)22
- Alameda County (Calif.)21
- Contra Costa County (Calif.)21
- Marin County (Calif.)21
- Napa County (Calif.)21
- San Francisco Bay Area (Calif.)21
- San Francisco County (Calif.)21
- Santa Clara County (Calif.)21
- Solano County (Calif.)21
- Sonoma County (Calif.)21
- California, Northern17
- San Francisco Bay (Calif.)15
- Mendocino County (Calif.)11
- Albion River Watershed (Calif.)7
- Noyo River (Calif.)6
- Noyo River Watershed (Calif.)6
- Jackson Demonstration State Forest (Calif.)4
- Maine3
- Monterey County (Calif.)3
- New Hampshire3