Chulyshman River (Russian:Чулышман) is a river in Altai Republic in Russia. The river is 241 kilometres (150 mi) long, and its drainage basin covers 16,800 square kilometres (6,500 sq mi). The Chulyshman flows into Lake Teletskoye. It freezes up during late October through early December and stays icebound until late March through early May. Its main tributary is the Bashkaus River.