Uyandina
The Uyandina is a river in Yakutia, Russia, a tributary of the Indigirka. The length of the Uyandina is. The area of its drainage basin is.
Course
The river is formed by the confluence of the long Irgichyan originating in the NW Selennyakh Range and the long Baky, which has its source in Lake Baky, located at the junction of the western end of the Polousny Range and the Kyun-Tas. After flowing in a roughly southern direction in its upper course, the Uyandina flows then eastwards through the Aby Lowland. Finally it meets the left bank of the Indigirka from its mouth.The Uyandina freezes up in October and remains icebound until late May or early June.