| Ecosystem | Type | Status | Ref. |
|---|---|---|---|
| Aegean Sea | Sea/Bay/Gulf | native | 114530 |
| Alboran Sea | Sea/Bay/Gulf | native | 124743 |
| Atlantic Ocean | Sea/Bay/Gulf | native | 96235 |
| Baltic Sea | Sea/Bay/Gulf | native | 96235 |
| Black Sea | Sea/Bay/Gulf | native | 2754 |
| Black Sea - province | Sea/Bay/Gulf | native | 2754 |
| German Bight | Sea/Bay/Gulf | native | 2711 |
| Levantine Sea | Sea/Bay/Gulf | native | 114530 |
| Mediterranean Sea | Sea/Bay/Gulf | native | 2754 |
| North Sea | Sea/Bay/Gulf | native | 3477 |
| Northern European Seas | Sea/Bay/Gulf | native | 2711 |
| Northern Norway and Finnmark | Sea/Bay/Gulf | native | 105342 |
| Norwegian Sea | Sea/Bay/Gulf | native | 124718 |
| Sea of Marmara | Sea/Bay/Gulf | native | 114530 |
| Temperate Northern Atlantic | sea/bay/gulf | native | 2754 |
| Western Turkey | River (basin) | native | 114530 |