Black-fronted Tern Chlidonias albostriatus

Family: Laridae (Gulls, Terns, Skimmers)

Authority: (Gray, 1845)

Red List Category

Criteria: A2bce+3bce+4bce; C2a(ii)

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Justification of Red List category
This species has a small population which has shown very rapid population reductions across its breeding range exceeding 50% within three generations, and this is predicted to continue in the future owing to ongoing threats. It is therefore classified as Endangered.

Population size: 1000-5000

Population trend: Decreasing

Extent of occurrence (breeding/resident): 167,000 km2

Country endemic: Yes

Land-mass type - oceanic island
Realm - Oceanic
IUCN Ecosystem -- Freshwater biome
IUCN Ecosystem -- Marine biome

Recommended citation
BirdLife International (2023) Species factsheet: Chlidonias albostriatus. Downloaded from http://datazone.birdlife.org/species/factsheet/black-fronted-tern-chlidonias-albostriatus on 03/10/2023. Recommended citation for factsheets for more than one species: BirdLife International (2023) IUCN Red List for birds. Downloaded from http://datazone.birdlife.org on 03/10/2023.