Place
- North America12
- Northeastern States12
- San Francisco Bay (Calif.)12
- Alameda County (Calif.)11
- Canada11
- Santa Clara County (Calif.)11
- Maine, Gulf of10
- Sonoma County (Calif.)10
- Contra Costa County (Calif.)9
- Long Island Sound (N.Y. and Conn.)9
- San Francisco Bay Area (Calif.)9
- Solano County (Calif.)9
- Chesapeake Bay (Md. and Va.)8
- Fundy, Bay of8
- Tomales Bay (Calif.)8
- Albemarle Sound (N.C.)7
- Baltimore Canyon7
- Delaware Bay (Del. and N.J.)7
- Georges Bank7
- Great South Channel (North Atlantic Ocean)7