| परितंत्र | प्रकार | दर्जा | संदर्भ | 
|---|---|---|---|
| Atlantic Ocean | Sea/Bay/Gulf | native | 1840 | 
| Baltic Sea | Sea/Bay/Gulf | native | 96235 | 
| Celtic-Biscay Shelf | Sea/Bay/Gulf | native | 1840 | 
| Mediterranean Sea | Sea/Bay/Gulf | native | 19 | 
| North Sea | Sea/Bay/Gulf | native | 429 | 
| Northern European Seas | Sea/Bay/Gulf | native | 429 | 
| Southern Norway | Sea/Bay/Gulf | native | 429 | 
| Temperate Northern Atlantic | sea/bay/gulf | native | 19 |