Family: Laridae (Gulls, Terns, Skimmers)

Authority: Hutton, 1871

Red List Category

Criteria: A2ce+3ce+4ce

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Justification of Red List category
Surveys indicate that this species may have undergone a very rapid decline over three generations (32 years). It is therefore listed as Endangered.

Population size:

Population trend: Decreasing

Extent of occurrence (breeding/resident): 394,000 km²

Country endemic: Yes

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