Berelekh

(in the lower reaches, Elon’), a river in Yakut ASSR; left tributary of the Indigirka. It is 754 km long and drains a basin of 17,000 sq km. The Berelekh is formed from the confluence of the Chamyga-Okatyn and Kemel’kan-Okat rivers, which rise in the Polousnyi Ridge. It flows through the Iana-Indigirka lowland. There are more than 9,000 lakes in its basin with a total area of 1,610 sq km that occupy 9.5 percent of the land area. The river is fed by snow, rain, and ice. High water is in July and August. In the winter it freezes down to the bottom. The main tributaries are the Uese-Kyllakh on the left and the Ulakhan-Kyllakh (Tiit), Selgan-nakh, and Ary-Mas on the right.