Place
- Alabama1
- Alameda County (Calif.)34
- Alaska1
- Albemarle Sound (N.C.)4
- Arizona1
- Arkansas1
- Atlantic Ocean3
- Año Nuevo Island (Calif.)1
- Baltimore Canyon4
- California2
- Canada1
- Chesapeake Bay (Md. and Va.)4
- Colorado1
- Connecticut1
- Contra Costa County (Calif.)34
- Delaware1
- Delaware Bay (Del. and N.J.)4
- Duxbury Point (Calif.)1
- Florida1
- Fundy, Bay of4