Inva (Russian: Иньва) – is a river in Perm Krai, Russia. Begins in the Upper Kama Upland, near the border of Kirov oblast. Then, is flows through Komi-Permyak Okrug and flows into Kama Reservoir, forming Invensky bay. The river is 252 km long. Drainage basin is 5 920 km2. Frozen from early November to late April. Town Kudymkar is located on...