Marsh Antwren Formicivora paludicola

Family: Thamnophilidae (Typical Antbirds)

Authority: Buzzetti et al., 2013

Red List Category

Criteria: B2ab(iii)

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Justification of Red List category
This newly described species is immediately considered to be Critically Endangered, due to the tiny overall area of occupancy and fragmented nature of the population as demonstrated by genetic investigation coupled with the declining suitability of the habitat due to human development and vegetative changes caused by an invasive grass species.

Population size: 150-700

Population trend: Unknown

Extent of occurrence (breeding/resident): 1,500 km2

Country endemic: Yes

Recommended citation
BirdLife International (2023) Species factsheet: Formicivora paludicola. Downloaded from on 25/09/2023. Recommended citation for factsheets for more than one species: BirdLife International (2023) IUCN Red List for birds. Downloaded from on 25/09/2023.