| Ecosystem | Type | Status | Ref. |
|---|---|---|---|
| Amur | River (basin) | native | 1441 |
| Caspian Sea | Lake | introduced | 39702 |
| Da River | River (basin) | native | 89724 |
| Dakrong River | River (basin) | native | 89722 |
| Han | River (basin) | native | 58345 |
| Khanka Lake | Lake | native | 26334 |
| Kum | River (basin) | native | 58345 |
| Nakdong | River (basin) | native | 58345 |
| Oriental | Zoogeographic realm | endemic | 44416 |
| Palearctic | Zoogeographic realm | introduced | 1441 |
| Yangtze | River (basin) | native | 38003 |
| Yangtze Estuary | Sea/Bay/Gulf | native | 117603 |
| Youngsan | River (basin) | native | 58345 |