| Ecosystem | Type | Status | Ref. |
|---|---|---|---|
| Adriatic Sea | Sea/Bay/Gulf | native | 85339 |
| Aegean Sea | Sea/Bay/Gulf | native | 64257 |
| Alboran Sea | Sea/Bay/Gulf | native | 64257 |
| Angolan | Sea/Bay/Gulf | native | 275 |
| Atlantic Ocean | Sea/Bay/Gulf | native | 2450 |
| Azores Canaries Madeira | Sea/Bay/Gulf | native | 275 |
| Bahamian | Sea/Bay/Gulf | native | 275 |
| Benguela | sea/bay/gulf | native | 3722 |
| Black Sea | Sea/Bay/Gulf | error | 97142 |
| Black Sea - province | Sea/Bay/Gulf | error | 97142 |
| Canary Current | Sea/Bay/Gulf | native | 64257 |
| Caribbean Sea | Sea/Bay/Gulf | native | 275 |
| Celtic Seas | Sea/Bay/Gulf | native | 64257 |
| Celtic-Biscay Shelf | Sea/Bay/Gulf | native | 2458 |
| Eastern Caribbean | Sea/Bay/Gulf | native | 64257 |
| Greater Antilles | Sea/Bay/Gulf | native | 275 |
| Guianan | Sea/Bay/Gulf | native | 64257 |
| Guinea Current | Sea/Bay/Gulf | native | 417 |
| Gulf of Guinea | sea/bay/gulf | native | 2465 |
| Gulf of Guinea Central | Sea/Bay/Gulf | native | 2465 |
| Gulf of Guinea South | Sea/Bay/Gulf | native | 275 |
| Gulf of Guinea Upwelling | Sea/Bay/Gulf | native | 2465 |
| Gulf of Guinea West | Sea/Bay/Gulf | native | 2465 |
| Gulf of Mexico | Sea/Bay/Gulf | native | 275 |
| Gulf of Tunis | Sea/Bay/Gulf | native | 64257 |
| Iberian Coastal | Sea/Bay/Gulf | native | 2451 |
| Ionian Sea | Sea/Bay/Gulf | native | 64257 |
| Levantine Sea | Sea/Bay/Gulf | native | 64257 |
| Lusitanian | sea/bay/gulf | native | 2453 |
| Mediterranean Sea | Sea/Bay/Gulf | native | 2461 |
| North Sea | Sea/Bay/Gulf | native | 64257 |
| Northern European Seas | Sea/Bay/Gulf | native | 275 |
| Northern Gulf of Mexico | Sea/Bay/Gulf | native | 64257 |
| Saharan Upwelling | Sea/Bay/Gulf | native | 2465 |
| Sahelian Upwelling | Sea/Bay/Gulf | native | 2465 |
| Sardinia Island | Sea/Bay/Gulf | native | 64257 |
| Sea of Marmara | Sea/Bay/Gulf | native | 64257 |
| Sicily Island | Sea/Bay/Gulf | native | 64257 |
| South Aegean | Sea/Bay/Gulf | native | 64257 |
| South European Atlantic Shelf | Sea/Bay/Gulf | native | 64257 |
| Southeast U.S. Continental Shelf | Sea/Bay/Gulf | native | 2463 |
| Southern Caribbean | Sea/Bay/Gulf | native | 275 |
| Southern Gulf of Mexico | Sea/Bay/Gulf | native | 64257 |
| Southwestern Caribbean | Sea/Bay/Gulf | native | 275 |
| Temperate Northern Atlantic | sea/bay/gulf | native | 2461 |
| Tropical Atlantic | sea/bay/gulf | native | 275 |
| Tropical Northwestern Atlantic | sea/bay/gulf | native | 275 |
| Tunisian Plateau/Gulf of Sidra | Sea/Bay/Gulf | native | 2450 |
| Tyrrhenian Sea | Sea/Bay/Gulf | native | 64257 |
| West African Transition | sea/bay/gulf | native | 2465 |
| Western Caribbean | Sea/Bay/Gulf | native | 275 |
| Western Mediterranean | Sea/Bay/Gulf | native | 2450 |
| Western Turkey | River (basin) | native | 64257 |