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Faichuk White-eye Rukia ruki



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Red List Category

Criteria: C2a(ii)

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Justification of Red List category
This species has been downlisted to Endangered because, although its range is extremely small, observations regarding its habitat use imply that it is not severely fragmented; however, the species has a very small population, which is suspected to be in slow decline owing to limited habitat degradation.


Population size: 350 mature individuals

Population trend: Decreasing

Distribution size (breeding/resident): 34 km2

Country endemic: Yes

Attributes
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.
Realm - Oceanic - realm
IUCN Ecosystem -- Terrestrial biome

Recommended citation
BirdLife International (2016) Species factsheet: Rukia ruki. Downloaded from http://www.birdlife.org on 07/12/2016. Recommended citation for factsheets for more than one species: BirdLife International (2016) IUCN Red List for birds. Downloaded from http://www.birdlife.org on 07/12/2016.