Place
- California20
- Marin County (Calif.)20
- Pacific Ocean20
- San Francisco (Calif.)7
- San Francisco Bay (Calif.)7
- San Mateo County (Calif.)7
- Tomales Bay (Calif.)7
- Arctic Ocean2
- Albemarle Sound (N.C.)1
- Baltimore Canyon1
- Chesapeake Bay (Md. and Va.)1
- Delaware Bay (Del. and N.J.)1
- Fundy, Bay of1
- Georges Bank1
- Great South Channel (North Atlantic Ocean)1
- Hawaii1
- Hopkins Marine Station1
- Indiana1
- Indiana--West Lafayette1
- Long Island Sound (N.Y. and Conn.)1