Bicolored Antvireo Dysithamnus occidentalis

Family: Thamnophilidae (Typical Antbirds)

Authority: (Chapman, 1923)

Red List Category

Criteria: C2a(i)

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Justification of Red List category
This species is only known from a limited number of sites within a disjunct range. Its population is small, with very small, localised subpopulations which are suspected to be declining slowly in line with habitat loss and degradation. The species is therefore assessed as Near Threatened.

Population size: 7300-8000 mature individuals

Population trend: decreasing

Extent of occurrence (breeding/resident): 258,000 km2

Country endemic: no

Land-mass type - continent
Realm - Neotropical
IUCN Ecosystem -- Terrestrial biome

Recommended citation
BirdLife International (2023) Species factsheet: Dysithamnus occidentalis. Downloaded from http://datazone.birdlife.org/species/factsheet/bicolored-antvireo-dysithamnus-occidentalis on 04/12/2023.
Recommended citation for factsheets for more than one species: BirdLife International (2023) IUCN Red List for birds. Downloaded from http://datazone.birdlife.org on 04/12/2023.