Christmas Island Frigatebird Fregata andrewsi

Family: Fregatidae (Frigatebirds)

Authority: Mathews, 1914

Red List Category

Criteria: B2ab(ii,iii,v)

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Justification of Red List category
This species has a small population which breeds within a tiny area of occupancy on just one island, and which is continuing to decline. For these reasons it is listed as Critically Endangered.

Population size: 2400-4800

Population trend: Decreasing

Extent of occurrence (breeding/resident): 16 km2

Country endemic: No

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

Recommended citation
BirdLife International (2022) Species factsheet: Fregata andrewsi. Downloaded from on 28/05/2022. Recommended citation for factsheets for more than one species: BirdLife International (2022) IUCN Red List for birds. Downloaded from on 28/05/2022.