| Ecosystem | Type | Status | Ref. |
|---|---|---|---|
| Atlantic Complex | River (basin) | native | 81264 |
| Atlantic Ocean | Sea/Bay/Gulf | native | 7251 |
| Baltic Sea | Sea/Bay/Gulf | extirpated | 59043 |
| Bermuda | Sea/Bay/Gulf | native | 7251 |
| Chesapeake Bay | Sea/Bay/Gulf | Native | 93252 |
| Elbe River | River (basin) | extirpated | 59043 |
| Gulf of Maine | Sea/Bay/Gulf | native | 86779 |
| Gulf of Mexico | Sea/Bay/Gulf | native | 37032 |
| Labrador - Newfoundland | Sea/Bay/Gulf | native | 37032 |
| Ladoga Lake | Lake | extirpated | 59043 |
| Mississippi River | River (basin) | native | 37032 |
| Nearctic | Zoogeographic realm | endemic | 5723 |
| North Brazil Shelf | Sea/Bay/Gulf | native | 7251 |
| Northeast U.S. Continental Shelf | Sea/Bay/Gulf | native | 37032 |
| Onega Lake | Lake | extirpated | 59043 |
| Scotian Shelf | Sea/Bay/Gulf | native | 37032 |
| Southeast U.S. Continental Shelf | Sea/Bay/Gulf | native | 37032 |
| St. Lawrence | River (basin) | native | 37032 |
| St. Lawrence Complex | River (basin) | native | 81264 |