Least Poorwill Siphonorhis brewsteri

Family: Caprimulgidae (Nightjars)

Authority: (Chapman, 1917)

Red List Category

Criteria: C2a(i)

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Justification of Red List category
Although this species is poorly known, its population is small and declining owing to loss and degradation of habitat and predation by invasive mammals, likely forming several moderately small subpopulations. For these reasons it has been classified as Near Threatened.

Population size: 4140 mature individuals

Population trend: decreasing

Extent of occurrence (breeding/resident): 27,600 km2

Country endemic: no

Realm - Neotropical
IUCN Ecosystem -- Terrestrial biome

Recommended citation
BirdLife International (2023) Species factsheet: Siphonorhis brewsteri. Downloaded from http://datazone.birdlife.org/species/factsheet/least-poorwill-siphonorhis-brewsteri on 06/12/2023.
Recommended citation for factsheets for more than one species: BirdLife International (2023) IUCN Red List for birds. Downloaded from http://datazone.birdlife.org on 06/12/2023.