|Most recent IBA monitoring assessment|
|Year of assessment||Threat score (pressure)||Condition score (state)||Action score (response)|
|For more information about IBA monitoring please click here|
A large wilderness area between the upper courses of the Iijoki and Kiiminkijoki rivers, with well-developed aapa mires and a multitude of streams and rivulets. Interspersed amongst the peatlands are small islands of mostly primeval boreal forest containing large amounts of dead wood. The area remains predominantly free of human activity.
An important breeding area for boreal avifauna, and one of the best breeding sites in Finland for large, shy species such as Cygnus cygnus, Anser fabalis and Grus grus.
BirdLife International (2019) Important Bird Areas factsheet: Olvassuo-Oravisuo-Näätäsuo-Sammakkosuo. Downloaded from http://www.birdlife.org on 22/02/2019.