Lake Komi was a prehistoric periglacial lake formed in the region of the present-day Russian Komi Republic when the Barents Sea outlet of the Pechora River was blocked by ice during, at least, Major glacial 4 of 4, of the Pleistocene.
During the Pleistocene's major glacial period 4, Lake Komi, a prehistoric periglacial lake in the present-day Russian Komi Republic, formed when the Barents Sea outlet of the Pechora River was blocked by ice.