| Ecosystem | Type | Status | Ref. |
|---|---|---|---|
| Am-nok | River (basin) | native | 33792 |
| Han | River (basin) | native | 58345 |
| Kum | River (basin) | native | 58345 |
| Lake Biwa | Lake | native | 78994 |
| Nakdong | River (basin) | native | 58345 |
| Palearctic | Zoogeographic realm | endemic | 559 |
| Pearl River (China) | River (basin) | native | 89718 |
| Sumjin | River (basin) | native | 58345 |
| Youngsan | River (basin) | native | 58345 |