| Ecosystem | Type | Status | Ref. |
|---|---|---|---|
| Atlantic Ocean | Sea/Bay/Gulf | native | 3234 |
| Azores Islands | Sea/Bay/Gulf | native | 4446 |
| Bermuda | Sea/Bay/Gulf | native | 7251 |
| Canary Current | Sea/Bay/Gulf | native | 3234 |
| Cantabrian Sea | Sea/Bay/Gulf | native | 52348 |
| Cape Verde | Sea/Bay/Gulf | native | 94080 |
| Caribbean Sea | Sea/Bay/Gulf | native | 3789 |
| Casamance | River (basin) | native | 27162 |
| Chesapeake Bay | Sea/Bay/Gulf | native | 93252 |
| Congo | River (basin) | native | 86940 |
| Cuanza | River (basin) | native | 120641 |
| East Brazil Shelf | Sea/Bay/Gulf | native | 37032 |
| Ébrié | Lagoon | native | 101082 |
| Ethiopian | Zoogeographic realm | native | 3501 |
| Guinea Current | Sea/Bay/Gulf | native | 2683 |
| Gulf of Maine | Sea/Bay/Gulf | native | 86779 |
| Gulf of Mexico | Sea/Bay/Gulf | native | 3789 |
| Iberian Coastal | Sea/Bay/Gulf | native | 4446 |
| Kunene | River (basin) | native | 4446 |
| Marine Lower Congo | River (basin) | native | 86940 |
| North Brazil Shelf | Sea/Bay/Gulf | native | 37032 |
| Northeast U.S. Continental Shelf | Sea/Bay/Gulf | native | 37032 |
| Pacific Central-American Coastal | Sea/Bay/Gulf | introduced | 4446 |
| Pacific Ocean | Sea/Bay/Gulf | introduced | 6328 |
| Palearctic | Zoogeographic realm | native | 4446 |
| Scotian Shelf | Sea/Bay/Gulf | native | 7251 |
| South Brazil Shelf | Sea/Bay/Gulf | native | 37032 |
| Southeast U.S. Continental Shelf | Sea/Bay/Gulf | native | 37032 |
| Tagus | River (basin) | native | 4446 |