| Ecosystem | Type | Status | Ref. |
|---|---|---|---|
| Antarctica | Sea/Bay/Gulf | native | 124200 |
| Atlantic Ocean | Sea/Bay/Gulf | native | 124200 |
| Channels and Fjords of Southern Chile | Sea/Bay/Gulf | native | 1891 |
| South Orkney Islands | Sea/Bay/Gulf | native | 83435 |
| South Scotia Sea | Sea/Bay/Gulf | native | 124199 |
| South Shetland Islands | Sea/Bay/Gulf | native | 124200 |
| Southern Ocean | sea/bay/gulf | native | 83435 |
| Strait of Magellan | Sea/Bay/Gulf | native | 1891 |
| Weddell Sea | Sea/Bay/Gulf | native | 124199 |