LC
Grey-barred Wren Campylorhynchus megalopterus



Taxonomy

Taxonomic source(s)
del Hoyo, J., Collar, N.J., Christie, D.A., Elliott, A., Fishpool, L.D.C., Boesman, P. and Kirwan, G.M. 2016. HBW and BirdLife International Illustrated Checklist of the Birds of the World. Volume 2: Passerines. Lynx Edicions and BirdLife International, Barcelona, Spain and Cambridge, UK.

IUCN Red List criteria met and history
Red List criteria met
Critically Endangered Endangered Vulnerable
- - -

Red List history
Year Category Criteria
2018 Least Concern
2016 Least Concern
2012 Least Concern
2009 Least Concern
2008 Least Concern
2004 Least Concern
2000 Lower Risk/Least Concern
1994 Lower Risk/Least Concern
1988 Lower Risk/Least Concern
Species attributes

Migratory status not a migrant Forest dependency high
Land-mass type Average mass 33 g
Range

Estimate Data quality
Extent of Occurrence (breeding/resident) 175,000 km2 medium
Severely fragmented? no -
Population
Estimate Data quality Derivation Year of estimate
Population size unknown poor estimated 2009
Population trend stable - suspected -
Generation length 3.6 years - - -

Population justification: Partners in Flight estimate the total population to number 50,000-499,999 individuals (A. Panjabi in litt. 2008).

Trend justification: The population is suspected to be stable in the absence of evidence for any declines or substantial threats.


Country/territory distribution
Country/Territory Presence Origin Resident Breeding visitor Non-breeding visitor Passage migrant
Mexico extant native yes

Important Bird and Biodiversity Areas (IBA)
Country/Territory IBA Name
Mexico La Malinche
Mexico Nevado de Colima
Mexico Sierra de Taxco - Nevado de Toluca
Mexico Sierra de Zongolica-Tenango
Mexico Tacámbaro
Mexico Tancítaro
Mexico Volcanes Iztaccíhuatl - Popocatépetl

Habitats & altitude
Habitat (level 1) Habitat (level 2) Importance Occurrence
Forest Subtropical/Tropical Moist Montane major resident
Altitude 2100 - 3150 m Occasional altitudinal limits 2000 - 3200 m

Recommended citation
BirdLife International (2024) Species factsheet: Grey-barred Wren Campylorhynchus megalopterus. Downloaded from https://datazone.birdlife.org/species/factsheet/grey-barred-wren-campylorhynchus-megalopterus on 23/12/2024.
Recommended citation for factsheets for more than one species: BirdLife International (2024) IUCN Red List for birds. Downloaded from https://datazone.birdlife.org/species/search on 23/12/2024.