Red List Category
for more information about the Red List categories and criteria
Justification of Red List category
This species is listed as Vulnerable because it has suffered a rapid population reduction in its key breeding population in Russia, and equivalent declines are predicted to continue. The Fennoscandian population has undergone a severe historical decline, and has not yet recovered.
18000-22000 mature individuals
Distribution size (breeding/resident):
Land-mass type - continent - Continents are land masses > bigger than Australia (=7,682,300 sq km).
Realm - Palearctic - realm
Realm - Indomalayan - realm
IUCN Ecosystem -- Freshwater biome
IUCN Ecosystem -- Terrestrial biome