Red List Category
for more information about the Red List categories and criteria
Justification of Red List category
This species is listed as Near Threatened because it is suspected to have a moderately small range and almost qualifies for a threatened listing under criteria B2ab(iii,v) and D2. If this was found to be in decline or smaller than suspected, the species may qualify for uplisting to a higher threat category.
1500-7000 mature individuals
Distribution size (breeding/resident):
Land-mass type - oceanic island - Oceanic islands are islands or island groups that are <200,000 sq km in size and separated from other land masses by >200 m sea depth. Generally Oceanic islands are islands or island groups that are <200,000 sq km in size and separated from other land masses by >200 m sea depth. Generally they have never been connected to a continental area by a land-ridge, and are volcanic in origin.
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
Realm - Palearctic - realm
IUCN Ecosystem -- Terrestrial biome
IUCN Ecosystem -- Marine biome