| Ecosystem | Type | Status | Ref. |
|---|---|---|---|
| Bagmati | River (basin) | native | 9496 |
| Cauvery | River (basin) | native | 43636 |
| Chittar River | River (basin) | native | 44312 |
| Godavari | River (basin) | native | 43636 |
| Kosi | River (basin) | native | 40948 |
| Krishna River | River (basin) | native | 43636 |
| Manas | River (basin) | native | 40882 |
| Mekong | River (basin) | native | 26580 |
| Oriental | Zoogeographic realm | endemic | 43640 |
| Salween | River (basin) | native | 26580 |
| Sarbhang Khola | River (basin) | native | 40882 |