| Ecosystem | Type | Status | Ref. |
|---|---|---|---|
| Antarctica | Sea/Bay/Gulf | native | 87340 |
| Arctic | Sea/Bay/Gulf | native | 7882 |
| Arctic - province | Sea/Bay/Gulf | native | 7882 |
| Atlantic Ocean | Sea/Bay/Gulf | native | 7866 |
| Baffin Bay | Sea/Bay/Gulf | native | 3448 |
| Baffin Bay - Davis Strait | Sea/Bay/Gulf | native | 3448 |
| Baltic Sea | Sea/Bay/Gulf | native | 95965 |
| Beaufort Sea | Sea/Bay/Gulf | native | 3448 |
| Beaufort Sea - continental coast and shelf | Sea/Bay/Gulf | native | 3448 |
| Bermuda | Sea/Bay/Gulf | native | 7866 |
| Canadian High Arctic - North Greenland | Sea/Bay/Gulf | native | 116516 |
| Caribbean Sea | Sea/Bay/Gulf | native | 7866 |
| Celtic-Biscay Shelf | Sea/Bay/Gulf | native | 96352 |
| Central Arctic | Sea/Bay/Gulf | native | 125468 |
| Chukchi Sea | Sea/Bay/Gulf | native | 116516 |
| Cold Temperate Northeast Pacific | sea/bay/gulf | native | 3448 |
| Easter Island | Sea/Bay/Gulf | native | 91090 |
| Easter Island - province | Sea/Bay/Gulf | native | 91090 |
| Eastern Indo-Pacific | sea/bay/gulf | native | 91090 |
| Galapagos | sea/bay/gulf | native | 8159 |
| German Bight | Sea/Bay/Gulf | native | 2711 |
| Greenland Sea | Sea/Bay/Gulf | native | 123538 |
| Gulf of Mexico | Sea/Bay/Gulf | native | 7866 |
| Hudson Bay Complex | Sea/Bay/Gulf | native | 3448 |
| Indian Ocean | Sea/Bay/Gulf | native | 88727 |
| Kerguelen Islands | Sea/Bay/Gulf | native | 88727 |
| Laptev Sea | Sea/Bay/Gulf | native | 119523 |
| Lusitanian | sea/bay/gulf | native | 96313 |
| Marshall Islands | Sea/Bay/Gulf | native | 91090 |
| Marshall, Gilbert, and Ellis Islands | sea/bay/gulf | native | 91090 |
| Mediterranean Sea | Sea/Bay/Gulf | native | 85340 |
| North and East Barents Sea | Sea/Bay/Gulf | native | 2952 |
| North Greenland | Sea/Bay/Gulf | native | 2663 |
| North Sea | Sea/Bay/Gulf | native | 7882 |
| Northern European Seas | Sea/Bay/Gulf | native | 7882 |
| Pacific Central-American Coastal | Sea/Bay/Gulf | native | 8159 |
| 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 | 107716 |
| South China Sea | Sea/Bay/Gulf | native | 81109 |
| South Georgia | Sea/Bay/Gulf | native | 115910 |
| South Orkney Islands | Sea/Bay/Gulf | native | 87340 |
| South Shetland Islands | Sea/Bay/Gulf | native | 2664 |
| Southern China | Sea/Bay/Gulf | native | 124802 |
| Southern Ocean | sea/bay/gulf | native | 87340 |
| Strait of Georgia | Sea/Bay/Gulf | native | 94828 |
| Sunda Shelf | sea/bay/gulf | native | 81109 |
| Temperate Australasia | sea/bay/gulf | native | 7993 |
| Temperate Northern Atlantic | sea/bay/gulf | native | 85340 |
| Temperate Northern Pacific | sea/bay/gulf | native | 7866 |
| Temperate South America | sea/bay/gulf | native | 8159 |
| Tropical Atlantic | sea/bay/gulf | native | 7866 |
| Tropical East Pacific | sea/bay/gulf | native | 8159 |
| Tropical Northwestern Atlantic | sea/bay/gulf | native | 7866 |
| Warm Temperate Southeastern Pacific | sea/bay/gulf | native | 8159 |
| Western Caribbean | Sea/Bay/Gulf | native | 86671 |
| Western Indo-Pacific | sea/bay/gulf | native | 107716 |
| White Sea | Sea/Bay/Gulf | native | 121741 |
| Yangtze Estuary | Sea/Bay/Gulf | native | 117572 |