| Ecosystem | Type | Status | Ref. |
|---|---|---|---|
| Aegean Sea | Sea/Bay/Gulf | native | 114530 |
| Atlantic Ocean | Sea/Bay/Gulf | native | 96235 |
| Baltic Sea | Sea/Bay/Gulf | native | 124603 |
| Black Sea | Sea/Bay/Gulf | native | 114530 |
| Celtic-Biscay Shelf | Sea/Bay/Gulf | native | 96352 |
| Levantine Sea | Sea/Bay/Gulf | native | 114530 |
| Lusitanian | sea/bay/gulf | native | 75701 |
| Mediterranean Sea | Sea/Bay/Gulf | native | 85339 |
| North Sea | Sea/Bay/Gulf | native | 96521 |
| Northern European Seas | Sea/Bay/Gulf | native | 96352 |
| Sea of Marmara | Sea/Bay/Gulf | native | 114530 |
| Temperate Northern Atlantic | sea/bay/gulf | native | 85339 |
| Tunisian Plateau/Gulf of Sidra | Sea/Bay/Gulf | native | 75701 |
| Western Mediterranean | Sea/Bay/Gulf | native | 75701 |
| Western Turkey | River (basin) | native | 114530 |