| Selemdzha | |
|---|---|
 View of the river near Ekimchan | |
 Zeya basin | |
| Native name | Селемджа (Russian) |
| Location | |
| Country | Russia |
| Physical characteristics | |
| Source | Bureya Range |
| • coordinates | 52°26′18″N 134°36′30″E / 52.43833°N 134.60833°E |
| • elevation | 1,550 m (5,090 ft) |
| Mouth | Zeya |
• coordinates | 51°43′58″N 128°51′53″E / 51.73278°N 128.86472°E |
• elevation | 155 m (509 ft) |
| Length | 647 km (402 mi) |
| Basin size | 68,600 km2 (26,500 sq mi) |
| Basin features | |
| Progression | Zeya→ Amur→ Sea of Okhotsk |
The Selemdzha (Russian: Селемджа) is a river in the Amur Region of Russia. It is the biggest, left tributary of the Zeya. The length of the river is 647 km. The area of its basin 68,600 km².[1]