The Yayva (Russian: Яйва) is a river in Perm Krai, Russia, left tributary of the Kama.

The area of the basin is 6,250 square kilometers (2,410 sq mi).

[2] It starts on south slope of mountain range Kvarkush, 710 m above sea level, near the border with Sverdlovsk Oblast.

It flows into Kama Reservoir, lower town Berezniki and opposite of settlement Oryol, forming a bay.

Main tributaries:[2] The name of the river is a composition of the Komi-permyak words yay (meat) and va (water), so it can be translated as meat river, in the sense that it is rich with fish and animals.