| Ecosystem | Type | Status | Ref. |
|---|---|---|---|
| Arctic | Sea/Bay/Gulf | native | 7882 |
| Arctic - province | Sea/Bay/Gulf | native | 7882 |
| Atlantic Ocean | Sea/Bay/Gulf | native | 75621 |
| Baffin Bay | Sea/Bay/Gulf | native | 3448 |
| Baffin Bay - Davis Strait | Sea/Bay/Gulf | native | 3448 |
| Baltic Sea | Sea/Bay/Gulf | native | 96235 |
| Barents Sea | Sea/Bay/Gulf | native | 66387 |
| Beaufort Sea | Sea/Bay/Gulf | native | 3448 |
| Beaufort Sea - continental coast and shelf | Sea/Bay/Gulf | native | 3448 |
| Bermuda | Sea/Bay/Gulf | native | 7866 |
| Caribbean Sea | Sea/Bay/Gulf | native | 7866 |
| Celtic-Biscay Shelf | Sea/Bay/Gulf | native | 96352 |
| Central Arctic | Sea/Bay/Gulf | native | 124008 |
| Central Indo-Pacific | sea/bay/gulf | native | 102810 |
| Cold Temperate Northeast Pacific | sea/bay/gulf | native | 3448 |
| English Channel | Sea/Bay/Gulf | native | 96388 |
| German Bight | Sea/Bay/Gulf | native | 2711 |
| Great Barrier Reef | Sea/Bay/Gulf | native | 3197 |
| Greenland Sea | Sea/Bay/Gulf | native | 117328 |
| Gulf of Mexico | Sea/Bay/Gulf | native | 7866 |
| Hudson Bay Complex | Sea/Bay/Gulf | native | 3448 |
| Lusitanian | sea/bay/gulf | native | 96507 |
| Mediterranean Sea | Sea/Bay/Gulf | native | 2780 |
| New Caledonia | Sea/Bay/Gulf | native | 102810 |
| North and East Barents Sea | Sea/Bay/Gulf | native | 2952 |
| North Sea | Sea/Bay/Gulf | native | 7882 |
| Northern European Seas | Sea/Bay/Gulf | native | 7882 |
| Pacific Ocean | Sea/Bay/Gulf | native | 81109 |
| Persian Gulf | Sea/Bay/Gulf | native | 2663 |
| Puget Sound | Sea/Bay/Gulf | native | 94854 |
| Puget Trough/Georgia Basin | Sea/Bay/Gulf | native | 94828 |
| Red Sea | Sea/Bay/Gulf | native | 2663 |
| Red Sea and Gulf of Aden | sea/bay/gulf | native | 2663 |
| Salish Sea | Sea/Bay/Gulf | native | 94828 |
| Somali/Arabian | sea/bay/gulf | native | 107745 |
| South China Sea | Sea/Bay/Gulf | native | 81109 |
| Southern China | Sea/Bay/Gulf | native | 83334 |
| Strait of Georgia | Sea/Bay/Gulf | native | 94828 |
| Sunda Shelf | sea/bay/gulf | native | 81109 |
| Temperate Northern Atlantic | sea/bay/gulf | native | 2780 |
| Temperate Northern Pacific | sea/bay/gulf | native | 3209 |
| Tropical Atlantic | sea/bay/gulf | native | 7866 |
| Tropical Northwestern Atlantic | sea/bay/gulf | native | 7866 |
| Tropical Southwestern Pacific | sea/bay/gulf | native | 102810 |
| Western Indo-Pacific | sea/bay/gulf | native | 107745 |
| Western Mediterranean | Sea/Bay/Gulf | native | 2780 |