| Ecosystem | Type | Status | Ref. |
|---|---|---|---|
| Atlantic Ocean | Sea/Bay/Gulf | native | 7352 |
| Benguela Current | Sea/Bay/Gulf | native | 7352 |
| Bermuda | Sea/Bay/Gulf | native | 7251 |
| Buba | River (basin) | native | 28587 |
| Canary Current | Sea/Bay/Gulf | native | 27000 |
| Cape Verde | Sea/Bay/Gulf | native | 27000 |
| Caribbean Sea | Sea/Bay/Gulf | native | 3722 |
| Casamance | River (basin) | native | 28587 |
| Celestún Biosphere Reserve | Sea/Bay/Gulf | native | 74908 |
| East Brazil Shelf | Sea/Bay/Gulf | native | 5217 |
| Ébrié | Lagoon | native | 28587 |
| Ethiopian | Zoogeographic realm | endemic | 33587 |
| Gambia | River (basin) | native | 28587 |
| Guinea Current | Sea/Bay/Gulf | native | 7352 |
| Gulf of Mexico | Sea/Bay/Gulf | native | 7251 |
| Laguna de Términos | Lagoon | native | 79080 |
| North Brazil Shelf | Sea/Bay/Gulf | native | 5217 |
| Saloum | River (basin) | native | 28587 |
| Sanaga | River (basin) | native | 51193 |
| Senegal | River (basin) | native | 28587 |
| South Brazil Shelf | Sea/Bay/Gulf | native | 5217 |
| Southeast U.S. Continental Shelf | Sea/Bay/Gulf | native | 7251 |