| Ecosystem | Type | Status | Ref. |
|---|---|---|---|
| Amundsen/Bellingshausen Sea | Sea/Bay/Gulf | native | 125446 |
| Antarctica | Sea/Bay/Gulf | native | 87480 |
| Atlantic Ocean | Sea/Bay/Gulf | native | 1891 |
| Continental High Antarctic | sea/bay/gulf | native | 87756 |
| Indian Ocean | Sea/Bay/Gulf | native | 87480 |
| Ross Sea | Sea/Bay/Gulf | native | 87774 |
| Scotia Sea | Sea/Bay/Gulf | native | 111852 |
| South Georgia | Sea/Bay/Gulf | native | 83435 |
| South Orkney Islands | Sea/Bay/Gulf | native | 83435 |
| South Sandwich Islands | Sea/Bay/Gulf | native | 116836 |
| South Scotia Sea | Sea/Bay/Gulf | native | 116836 |
| South Shetland Islands | Sea/Bay/Gulf | native | 83435 |
| Southern Ocean | sea/bay/gulf | native | 83435 |
| Strait of Magellan | Sea/Bay/Gulf | native | 1891 |
| Temperate South America | sea/bay/gulf | native | 83435 |