Sededema
# Sededema

The Sededema (Russian: Седедема; Yakut: Сэдэдэмэ, Sededeme) is a river in Sakha Republic, Russia. It is a left tributary of the Kolyma. It is 567 kilometres (352 mi) long, and has a drainage basin of 18,500 square kilometres (7,100 sq mi).

