| Ecosystem | Type | Status | Ref. |
|---|---|---|---|
| Antarctica | Sea/Bay/Gulf | native | 87480 |
| Atlantic Ocean | Sea/Bay/Gulf | native | 87340 |
| Bouvet Island | Sea/Bay/Gulf | native | 87727 |
| Heard and Macdonald Islands | Sea/Bay/Gulf | native | 87727 |
| Indian Ocean | Sea/Bay/Gulf | native | 87480 |
| South Georgia | Sea/Bay/Gulf | native | 115910 |
| South Orkney Islands | Sea/Bay/Gulf | native | 87340 |
| South Shetland Islands | Sea/Bay/Gulf | native | 87727 |
| Southern Ocean | sea/bay/gulf | native | 87727 |
| Subantarctic Islands | sea/bay/gulf | native | 87727 |