Lake Vyalozero

The Wjalosero (Russian Вялозеро ) is a lake in the southern part of the Kola Peninsula in Russia's Murmansk Oblast.

The lake has an area of 98.6 km ² and is situated at an altitude of 121 m. The Wjalosero is covered with ice between late October early November and the end of May. Larger inflows Sen ( Сень ) and Oderrutschei ( Одерручей ). The Wjalosero is drained by the Wjala, a tributary of the Umba.