Family: Tyrannidae (Tyrant-flycatchers)

Authority: (Philippi, 1857)

Red List Category

Criteria: C2a(ii)

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Justification of Red List category
This species is restricted to a single island. Habitat loss and degradation through invasive plants and predation by introduced species are causing rapid declines, so that the population is now very small. It is consequently listed as Endangered.

Population size: 250-1550, 520 mature individuals

Population trend: decreasing

Extent of occurrence (breeding/resident): 136 km²

Country endemic: yes

Attributes
Land-mass type - oceanic island
Realm - Neotropical
IUCN System - Terrestrial