Place
- Solano County (Calif.)9
- Sonoma County (Calif.)9
- United States Virgin Islands9
- Albion River Watershed (Calif.)8
- San Francisco (Calif.)8
- San Francisco Bay Area (Calif.)8
- Mendocino County (Calif.)7
- Monterey County (Calif.)7
- Northeastern States7
- Maine, Gulf of6
- United States. Virgin Islands6
- Chesapeake Bay (Md. and Va.)5
- Earth (Planet)5
- Fundy, Bay of5
- Guam5
- Long Island Sound (N.Y. and Conn.)5
- Northern Mariana Islands5
- Albemarle Sound (N.C.)4
- American Samoa4
- Baltimore Canyon4