| Ecosystem | Type | Status | Ref. |
|---|---|---|---|
| Chao Phraya River | River (basin) | questionable | 26580 |
| Chilika Lake/Lagoon | Lagoon | native | 29108 |
| Ganges | River (basin) | native | 45255 |
| Irrawaddy | River (basin) | native | 54351 |
| Krishna River | River (basin) | native | 43636 |
| Oriental | Zoogeographic realm | endemic | 41236 |