Aztec Thrush (Ridgwayia pinicola) - BirdLife species factsheet

Aztec Thrush Ridgwayia pinicola

Current view: Data table and detailed info

Taxonomy

Taxonomic note

Ridgwayia pinicola (del Hoyo and Collar 2016) was previously listed as Zoothera pinicola.

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
2021	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	-

Range

	Estimate	Data quality
Extent of Occurrence (breeding/resident)	772,000 km²	medium
Severely fragmented?	no	-

Population

	Estimate	Data quality	Derivation	Year of estimate
Population size	20000-49999 mature individuals	poor	suspected	2019
Population trend	decreasing	-	suspected	-
Generation length	4.33 years	-	-	-

Population justification: The global population is suspected to number fewer than 50,000 mature individuals (Partners in Flight 2019); thus it is here placed in the band 20,000-49,999 mature individuals.

Trend justification: The species is undergoing a moderate decline (Partners in Flight 2019).

Country/territory distribution

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

Important Bird and Biodiversity Areas (IBA)

Country/Territory	IBA Name
Mexico	El Carricito
Mexico	Guacamayita
Mexico	La Malinche
Mexico	Las Bufas
Mexico	Monte Escobedo
Mexico	Nevado de Colima
Mexico	Omiltemi
Mexico	Sierra de Taxco - Nevado de Toluca
Mexico	Sierra de Valparaíso
Mexico	Sierra de Zongolica-Tenango
Mexico	Tacámbaro
Mexico	Tancítaro
Mexico	Tlanchinol y Bosques de Montaña del Noreste de Hidalgo

Habitats & altitude

Habitat (level 1)	Habitat (level 2)	Importance	Occurrence
Forest	Subtropical/Tropical Moist Montane	major	resident
Altitude	1800 - 3500 m	Occasional altitudinal limits

Recommended citation
BirdLife International (2024) Species factsheet: Aztec Thrush Ridgwayia pinicola. Downloaded from https://datazone.birdlife.org/species/factsheet/aztec-thrush-ridgwayia-pinicola on 23/11/2024.
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 23/11/2024.