a lake in Novgorod Oblast, RSFSR, 30 km southwest of Valdai. Area, about 35 sq km. The entire basin of the Lake Vel’e was joined to the basin of Lake Shlino by means of a blind dam that was constructed at the source of the Iavon River. Through Lake Shlino and the river emerging from it, the Shlina, the waters of Lake Vel’e feed the Tsna River, which forms part of the Vyshnii Volok water system.