| Ecosystem | Type | Status | Ref. |
|---|---|---|---|
| Adriatic Sea | Sea/Bay/Gulf | native | 85339 |
| Aegean Sea | Sea/Bay/Gulf | native | 77087 |
| Alboran Sea | Sea/Bay/Gulf | native | 96968 |
| Amvrakikos Gulf | Sea/Bay/Gulf | native | 96968 |
| Atlantic Ocean | Sea/Bay/Gulf | native | 275 |
| Balearic Islands | Sea/Bay/Gulf | native | 96968 |
| Corsica Island | Sea/Bay/Gulf | native | 96968 |
| Crete Island | Sea/Bay/Gulf | native | 96968 |
| Evvoikos Gulf | Sea/Bay/Gulf | native | 96968 |
| Gulf of Tunis | Sea/Bay/Gulf | native | 96968 |
| Iberian Coastal | Sea/Bay/Gulf | native | 275 |
| Ionian Sea | Sea/Bay/Gulf | native | 96968 |
| Korinthiakos Gulf | Sea/Bay/Gulf | native | 96968 |
| Levantine Sea | Sea/Bay/Gulf | native | 96968 |
| Lusitanian | sea/bay/gulf | native | 275 |
| Mediterranean Sea | Sea/Bay/Gulf | native | 275 |
| North Aegean | Sea/Bay/Gulf | native | 96968 |
| Pagassitikos Gulf | Sea/Bay/Gulf | native | 96968 |
| Saharan Upwelling | Sea/Bay/Gulf | native | 275 |
| Sardinia Island | Sea/Bay/Gulf | native | 96968 |
| Saronikos Gulf | Sea/Bay/Gulf | native | 96968 |
| Sicily Island | Sea/Bay/Gulf | native | 96968 |
| South Aegean | Sea/Bay/Gulf | native | 96968 |
| South European Atlantic Shelf | Sea/Bay/Gulf | native | 96968 |
| Temperate Northern Atlantic | sea/bay/gulf | native | 275 |
| Thermaikos Gulf | Sea/Bay/Gulf | native | 96968 |
| Tunisian Plateau/Gulf of Sidra | Sea/Bay/Gulf | native | 275 |
| Tyrrhenian Sea | Sea/Bay/Gulf | native | 96968 |
| Western Mediterranean | Sea/Bay/Gulf | native | 275 |
| Western Turkey | River (basin) | native | 96968 |