The Chulyshman (Russian: Чулышман; Altay: Чолышман, Çolışman) 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).^[1] 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.

Chulyshman
View from Katu-Yaryk pass
Physical characteristics
Source	Lake Dzhulukul
• coordinates	50°13′15″N 89°38′09″E / 50.22083°N 89.63583°E / 50.22083; 89.63583
• elevation	2,200 m (7,200 ft)
Mouth	Lake Teletskoye
• coordinates	51°21′N 87°46′E / 51.350°N 87.767°E / 51.350; 87.767
Length	241 km (150 mi)
Basin size	16,800 km2 (6,500 sq mi)
Basin features
Progression	Lake Teletskoye→ Biya→ Ob→ Kara Sea