Fjørvatnet (Norwegian), Höyhenjärvi (Kven), Pâʹjj-jeänjäuʹrr (Skolt Sami),[1] or Хеюхенъярви (Russian) is a lake along the Norway-Russia border in the Pasvikdalen valley.

It is in Sør-Varanger Municipality in Finnmark county, Norway and in Murmansk Oblast, Russia.

It is the core part of the a joint Norwegian and Russian Pasvik Nature Reserve.

You can help Wikipedia by expanding it.This article related to a lake in Russia is a stub.

You can help Wikipedia by expanding it.This Murmansk Oblast location article is a stub.