| Ecosystem | Type | Status | Ref. |
|---|---|---|---|
| Antarctic Peninsula | Sea/Bay/Gulf | native | 119631 |
| Antarctica | Sea/Bay/Gulf | native | 116836 |
| Atlantic Ocean | Sea/Bay/Gulf | native | 116836 |
| South Georgia | Sea/Bay/Gulf | native | 115910 |
| South Orkney Islands | Sea/Bay/Gulf | native | 119631 |
| South Scotia Sea | Sea/Bay/Gulf | native | 119631 |
| Southern Ocean | sea/bay/gulf | native | 3477 |
| Weddell Sea | Sea/Bay/Gulf | native | 116836 |