Uchur
The Uchur is a river in Khabarovsk Krai and Yakutia in Russia, a right tributary of the Aldan. The length of the river is. The area of its drainage basin is. The Uchur freezes in November and breaks up in May. Its main tributaries are the Uyan, Tyrkan, Gonam, and Gynym.
The Gynym, a tributary of the Uchur, marks the southern border of the Sunnagyn Range.