Selenga River

Wikipedia: Selenga' (Bur Salenge mu ren Mong). Selenga river in Mongolia and Russia (Buryatia), flows into Lake Baikal, belongs to the basin of the Yenisei River Selenga (from the source of the Ider River) - 1024 km, while 409 km of the lower current - on the territory of Russia. The area of the basin is 447 thousand km2. The river is formed by the confluence of the Ider and Delgar-Mooren rivers, has a predominantly flat appearance with alternation of narrowings (up to 1-2 km) and basin-like extensions of the valley to 20-25 km, where it is often divided into channels. At confluence into Baikal forms a vast delta of 680 km2 (it accounts for about 1/2 of river water entering the lake).