| Ecosystem | Type | Status | Ref. |
|---|---|---|---|
| Adriatic Sea | Sea/Bay/Gulf | native | 127886 |
| Aegean Sea | Sea/Bay/Gulf | native | 4 |
| Atlantic Ocean | Sea/Bay/Gulf | native | 4 |
| Azores Canaries Madeira | Sea/Bay/Gulf | native | 4 |
| Balearic Islands | Sea/Bay/Gulf | native | 4 |
| Black Sea | Sea/Bay/Gulf | native | 128494 |
| Black Sea - province | Sea/Bay/Gulf | native | 128494 |
| Corsica Island | Sea/Bay/Gulf | native | 4 |
| Crete Island | Sea/Bay/Gulf | native | 4 |
| German Bight | Sea/Bay/Gulf | native | 2988 |
| Gulf of Tunis | Sea/Bay/Gulf | native | 4 |
| Ionian Sea | Sea/Bay/Gulf | native | 4 |
| Lusitanian | sea/bay/gulf | native | 4 |
| Mediterranean Sea | Sea/Bay/Gulf | native | 441 |
| North Sea | Sea/Bay/Gulf | native | 4 |
| Northern European Seas | Sea/Bay/Gulf | native | 4 |
| Northern Norway and Finnmark | Sea/Bay/Gulf | native | 4 |
| Saharan Upwelling | Sea/Bay/Gulf | native | 4 |
| Sardinia Island | Sea/Bay/Gulf | native | 4 |
| Sicily Island | Sea/Bay/Gulf | native | 4 |
| Temperate Northern Atlantic | sea/bay/gulf | native | 441 |
| Tunisian Plateau/Gulf of Sidra | Sea/Bay/Gulf | native | 4 |
| Tyrrhenian Sea | Sea/Bay/Gulf | native | 4 |
| Western Mediterranean | Sea/Bay/Gulf | native | 4 |