River tributaries: Izess (128 km), Urez (140 km), Aryncass (216 km), Urgulka (296 km), untitled river (368 km), Zunkuy (376 km), untitled river (377 km ), untitled river (393 km), Raktitovka (408 km), Tai-Das (450 km), Termyak (481 km), Kaygach (501 km).