Olvassuo Strict Nature Reserve
# Olvassuo Strict Nature Reserve

Olvassuo Strict Nature Reserve (Olvassuon luonnonpuisto) encompasses 71 square kilometres (27 sq mi) in the Northern Ostrobothnia and Kainuu regions of Finland. It is situated inside a larger, 270 $km^2$ (100 sq mi) protected area.

The reserve is part of Natura 2000 and Ramsar programmes.

