a river in the Komi ASSR, a left tributary of the Pechora. The Un’ia is 163 km long and drains an area of 2,890 sq km. Fed predominantly by snow, the river is located in the western part of the Northern Urals. The mean flow rate 39 km from the mouth is 45 cu m per sec. The Un’ia freezes over in October or the first half of November, and the ice breaks up in late April or May. High water occurs in May and June. Salmon spawn in the Un’ia.