LC
Brown Jay Cyanocorax morio



Taxonomy

Taxonomic note

Cyanocorax morio (del Hoyo and Collar 2016) was previously listed as Psilorhinus morio.

 

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
2020 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 medium
Land-mass type Average mass 204 g
Range

Estimate Data quality
Extent of Occurrence (breeding/resident) 1,800,000 km2 medium
Severely fragmented? no -
Population
Estimate Data quality Derivation Year of estimate
Population size 2000000 mature individuals poor estimated 2002
Population trend stable - suspected -
Generation length 7.4 years - - -

Population justification: The global population is estimated to number 2 million mature individuals (Partners in Flight 2019).

Trend justification: The population is thought to be stable (Partners in Flight 2019).


Country/territory distribution
Country/Territory Presence Origin Resident Breeding visitor Non-breeding visitor Passage migrant
Belize extant native yes
Costa Rica extant native yes
Guatemala extant native yes
Honduras extant native yes
Mexico extant native yes
Nicaragua extant native yes
Panama extant native yes
USA extant native yes

Important Bird and Biodiversity Areas (IBA)
Country/Territory IBA Name

Habitats & altitude
Habitat (level 1) Habitat (level 2) Importance Occurrence
Artificial/Terrestrial Arable Land suitable resident
Artificial/Terrestrial Plantations suitable resident
Artificial/Terrestrial Subtropical/Tropical Heavily Degraded Former Forest suitable resident
Forest Subtropical/Tropical Dry suitable resident
Forest Subtropical/Tropical Moist Lowland major resident
Savanna Dry major resident
Altitude 0 - 2500 m Occasional altitudinal limits  

Recommended citation
BirdLife International (2024) Species factsheet: Cyanocorax morio. Downloaded from https://datazone.birdlife.org/species/factsheet/brown-jay-cyanocorax-morio on 02/03/2024.
Recommended citation for factsheets for more than one species: BirdLife International (2024) IUCN Red List for birds. Downloaded from https://datazone.birdlife.org on 02/03/2024.