Red List Category
for more information about the Red List categories and criteria
Justification of Red List category
This species is listed as Endangered because it has a small population which is estimated to be undergoing very rapid and continuing declines owing to extensive, and recently accelerating, drainage of its breeding habitat. Population declines are corroborated by an apparent decline in numbers trapped on migration at a ringing station.
1500-7000 mature individuals
Distribution size (breeding/resident):
Land-mass type - continent - Continents are land masses > bigger than Australia (=7,682,300 sq km).
Realm - Afrotropical - realm
Realm - Palearctic - realm
IUCN Ecosystem -- Freshwater biome
IUCN Ecosystem -- Terrestrial biome