| name | image | Average flow (m³/s) | basin (m²) | Height (m) | origin location | mouth location | Length (m) | latitude (°) | longitude (°) | canyon | Map |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Ivolga | 730,000,000 | Selenga river | 40,000 | 51.8652777778 | 106.9900000000 | Map | |||||
| Kuytunka | 1,140,000,000 | Selenga river | 65,000 | 51.5750000000 | 106.9741666667 | Map | |||||
| Egiin Gol |  | 100 | 49,100,001,280 | 1,645 | Selenga river | 475,000 | 50.4188333333 | 100.1515833333 | Map | ||
| Ider River |  | 57 | 24,554,999,808 | 2,330 | Selenga river | 452,000 | 47.9815000000 | 97.9477777778 | Map | ||
| Khanui River |  | 20 | 14,620,000,256 | Selenga river | 421,000 | 49.3458333333 | 102.3597222222 | Map |