Atiu Swiftlet Aerodramus sawtelli

Family: Apodidae (Swifts)

Authority: Holyoak, 1974

Red List Category

Criteria: D1+2

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Justification of Red List category
This species qualifies as Vulnerable because it has a small population on one island and is confined, when breeding, to just two caves, and hence is susceptible to stochastic events and human activities.

Population size: 340-400

Population trend: Stable

Extent of occurrence (breeding/resident): 31 km2

Country endemic: Yes

Land-mass type - oceanic island
Realm - Oceanic
IUCN Ecosystem -- Terrestrial biome

Recommended citation
BirdLife International (2022) Species factsheet: Aerodramus sawtelli. Downloaded from on 19/08/2022. Recommended citation for factsheets for more than one species: BirdLife International (2022) IUCN Red List for birds. Downloaded from on 19/08/2022.