| Ecosystem | Type | Status | Ref. |
|---|---|---|---|
| Antarctica | Sea/Bay/Gulf | native | 123779 |
| Arabian Sea | Sea/Bay/Gulf | native | 123780 |
| Arctic | Sea/Bay/Gulf | native | 1100 |
| Arctic - province | Sea/Bay/Gulf | native | 1100 |
| Atlantic Ocean | Sea/Bay/Gulf | native | 1663 |
| Baffin Bay | Sea/Bay/Gulf | native | 1663 |
| Baffin Bay - Davis Strait | Sea/Bay/Gulf | native | 1663 |
| Baltic Sea | Sea/Bay/Gulf | native | 123777 |
| Barents Sea | Sea/Bay/Gulf | native | 1094 |
| Beaufort Sea | Sea/Bay/Gulf | native | 123778 |
| Beaufort Sea - continental coast and shelf | Sea/Bay/Gulf | native | 123778 |
| Black Sea | Sea/Bay/Gulf | native | 1656 |
| Black Sea - province | Sea/Bay/Gulf | native | 1656 |
| Canadian High Arctic - North Greenland | Sea/Bay/Gulf | native | 1663 |
| Canary Current | Sea/Bay/Gulf | native | 123782 |
| Central Arctic | Sea/Bay/Gulf | native | 1663 |
| Chukchi Sea | Sea/Bay/Gulf | native | 118514 |
| Cold Temperate Northeast Pacific | sea/bay/gulf | native | 1100 |
| Cold Temperate Northwest Atlantic | sea/bay/gulf | native | 1100 |
| East Bering Sea | Sea/Bay/Gulf | native | 116516 |
| German Bight | Sea/Bay/Gulf | native | 1094 |
| Gulf of Alaska | Sea/Bay/Gulf | native | 116516 |
| Gulf of Maine | Sea/Bay/Gulf | native | 1500 |
| Gulf of Mexico | Sea/Bay/Gulf | native | 1663 |
| Hudson Bay Complex | Sea/Bay/Gulf | native | 1663 |
| Hudson Complex | Sea/Bay/Gulf | native | 1100 |
| Indian Ocean | Sea/Bay/Gulf | native | 123780 |
| Irish Sea | Sea/Bay/Gulf | native | 1094 |
| Laptev Sea | Sea/Bay/Gulf | native | 119480 |
| North and East Barents Sea | Sea/Bay/Gulf | native | 118593 |
| North Sea | Sea/Bay/Gulf | native | 1094 |
| Northern Bering - Chukchi Seas | Sea/Bay/Gulf | native | 118514 |
| Northern European Seas | Sea/Bay/Gulf | native | 1094 |
| Norwegian Sea | Sea/Bay/Gulf | native | 1094 |
| Oyashio Current | Sea/Bay/Gulf | native | 123763 |
| Pacific Ocean | Sea/Bay/Gulf | native | 1663 |
| Puget Sound | Sea/Bay/Gulf | native | 1114 |
| Puget Trough/Georgia Basin | Sea/Bay/Gulf | native | 93817 |
| Salish Sea | Sea/Bay/Gulf | native | 93817 |
| Sea of Okhotsk | Sea/Bay/Gulf | native | 123763 |
| South Shetland Islands | Sea/Bay/Gulf | native | 123779 |
| Southern Norway | Sea/Bay/Gulf | native | 1094 |
| Strait of Georgia | Sea/Bay/Gulf | native | 93817 |
| Temperate Northern Atlantic | sea/bay/gulf | native | 1094 |
| Temperate Northern Pacific | sea/bay/gulf | native | 1656 |
| White Sea | Sea/Bay/Gulf | native | 118593 |