| Ecosystem | Type | Status | Ref. |
|---|---|---|---|
| Adriatic Sea | Sea/Bay/Gulf | native | 116516 |
| Arctic | Sea/Bay/Gulf | native | 7866 |
| Arctic - province | Sea/Bay/Gulf | native | 7866 |
| 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 | 116516 |
| 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 |
| Chukchi Sea | Sea/Bay/Gulf | native | 116516 |
| Cold Temperate Northeast Pacific | sea/bay/gulf | native | 3448 |
| East Greenland Shelf | Sea/Bay/Gulf | native | 116516 |
| Galapagos | sea/bay/gulf | native | 8159 |
| German Bight | Sea/Bay/Gulf | native | 2711 |
| Gulf of Mexico | Sea/Bay/Gulf | native | 7866 |
| Hudson Bay Complex | Sea/Bay/Gulf | native | 3448 |
| Kara Sea | Sea/Bay/Gulf | native | 116516 |
| Labrador - Newfoundland | Sea/Bay/Gulf | native | 116516 |
| Mediterranean Sea | Sea/Bay/Gulf | native | 85340 |
| North and East Barents Sea | Sea/Bay/Gulf | native | 2952 |
| North Sea | Sea/Bay/Gulf | native | 2711 |
| Northern European Seas | Sea/Bay/Gulf | native | 2711 |
| Norwegian Sea | Sea/Bay/Gulf | native | 116516 |
| Pacific Central-American Coastal | Sea/Bay/Gulf | native | 8159 |
| Pacific Ocean | Sea/Bay/Gulf | native | 116516 |
| Persian Gulf | Sea/Bay/Gulf | native | 2663 |
| Puget Sound | Sea/Bay/Gulf | native | 94854 |
| Puget Trough/Georgia Basin | Sea/Bay/Gulf | native | 94854 |
| Salish Sea | Sea/Bay/Gulf | native | 94854 |
| Sea of Okhotsk | Sea/Bay/Gulf | native | 116516 |
| South and West Iceland | Sea/Bay/Gulf | native | 116516 |
| South China Sea | Sea/Bay/Gulf | native | 78039 |
| Temperate Northern Atlantic | sea/bay/gulf | native | 2711 |
| 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 |
| West Greenland Shelf | Sea/Bay/Gulf | native | 116516 |
| Western Indo-Pacific | sea/bay/gulf | native | 105057 |