Red List Category
for more information about the Red List categories and criteria
Justification of Red List category
This species has an extremely small population which is probably in decline, and it is therefore classified as Critically Endangered. Although the species is susceptible to a number of on-going threats, recent data have suggested that its population is stable, and may have been for some time; if this is confirmed, the species may warrant downlisting in the future.
240 mature individuals
Distribution size (breeding/resident):
Land-mass type - shelf island - Continental islands include all other islands or island groups. Generally they were once part of continents and lie on a continental shelf of < 200 m sea depth.
Realm - Afrotropical - realm
IUCN Ecosystem -- Freshwater biome
IUCN Ecosystem -- Terrestrial biome
IUCN Ecosystem -- Marine biome