| परितंत्र | प्रकार | दर्जा | संदर्भ |
|---|---|---|---|
| Atlantic Ocean | Sea/Bay/Gulf | native | 4695 |
| Baltic Sea | Sea/Bay/Gulf | native | 36252 |
| Celtic-Biscay Shelf | Sea/Bay/Gulf | native | 35388 |
| German Bight | Sea/Bay/Gulf | native | |
| North Sea | Sea/Bay/Gulf | native | 4645 |
| Norwegian Sea | Sea/Bay/Gulf | native | 4645 |