| Motorchuna Моторчуна | |
|---|---|
 Course of the Motorchuna map section | |
  Mouth location in Yakutia, Russia | |
| Location | |
| Country | Russia |
| Physical characteristics | |
| Source | |
| • location | Central Siberian Plateau |
| • coordinates | 68°18′41″N 118°31′45″E / 68.31139°N 118.52917°E |
| • elevation | 253 m (830 ft) |
| Mouth | Lena |
• location | Zhigansky District |
• coordinates | 68°01′02″N 123°07′08″E / 68.01722°N 123.11889°E |
• elevation | 22 m (72 ft) |
| Length | 423 km (263 mi) |
| Basin size | 9,250 km2 (3,570 sq mi) |
| Basin features | |
| Progression | Lena→ Laptev Sea |
The Motorchuna (Russian: Моторчуна) is a river in Yakutia (Sakha Republic), Russia. It is a left tributary of the Lena with a length of 423 kilometres (263 mi). Its drainage basin area is 9,250 square kilometres (3,570 sq mi).[1] Since its river basin is uninhabited, the Motorchuna is one of the most untouched rivers in Yakutia; the waters are clean and there is abundant wildlife.[2]
The name of the river comes from the Even "mo/tor/chu" (мо/тор/чу), meaning "tree/pass/river".[2]
In the International scale of river difficulty the Motorchuna is a Class II destination for rafting and kayaking.[2]