| Ecosystem | Type | Status | Ref. |
|---|---|---|---|
| Adriatic Sea | Sea/Bay/Gulf | native | 105707 |
| Aegean Sea | Sea/Bay/Gulf | native | 97129 |
| Agulhas | sea/bay/gulf | native | 75620 |
| Agulhas Bank | Sea/Bay/Gulf | native | 75620 |
| Agulhas Current | Sea/Bay/Gulf | native | 75620 |
| Atlantic Ocean | Sea/Bay/Gulf | native | 8 |
| Azores Canaries Madeira | Sea/Bay/Gulf | native | 75620 |
| Azores Islands | Sea/Bay/Gulf | native | 75620 |
| Balearic Islands | Sea/Bay/Gulf | native | 106031 |
| Cantabrian Sea | Sea/Bay/Gulf | native | 104426 |
| Corsica Island | Sea/Bay/Gulf | native | 95770 |
| Galician Shelf | Sea/Bay/Gulf | native | 105470 |
| Iberian Coastal | Sea/Bay/Gulf | native | 78232 |
| Ionian Sea | Sea/Bay/Gulf | native | 79398 |
| Lusitanian | sea/bay/gulf | native | 8 |
| Mediterranean Sea | Sea/Bay/Gulf | native | 8 |
| Northern European Seas | Sea/Bay/Gulf | native | 8 |
| Saharan Upwelling | Sea/Bay/Gulf | native | 8 |
| Sahelian Upwelling | Sea/Bay/Gulf | native | 8 |
| Sardinia Island | Sea/Bay/Gulf | native | 106361 |
| Sea of Marmara | Sea/Bay/Gulf | native | 3477 |
| Sicily Island | Sea/Bay/Gulf | native | 105464 |
| Temperate Northern Atlantic | sea/bay/gulf | native | 8 |
| Temperate Southern Africa | sea/bay/gulf | native | 75620 |
| Tropical Atlantic | sea/bay/gulf | native | 8 |
| Tunisian Plateau/Gulf of Sidra | Sea/Bay/Gulf | native | 8 |
| Tyrrhenian Sea | Sea/Bay/Gulf | native | 2780 |
| West African Transition | sea/bay/gulf | native | 8 |
| Western Mediterranean | Sea/Bay/Gulf | native | 8 |