LC
Black-thighed Grosbeak Pheucticus tibialis



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
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 62 g
Range

Estimate Data quality
Extent of Occurrence (breeding/resident) 38,000 km2 medium
Severely fragmented? no -
Population
Estimate Data quality Derivation Year of estimate
Population size 50000-499999 mature individuals poor estimated 2016
Population trend decreasing - suspected -
Generation length 3.3 years - - -

Population justification: The global population is estimated to number 50,000-499,999 mature individuals (Partners in Flight 2019). The species is described as fairly common in Costa Rica and local or uncommon in Panama (Brewer 2018).

Trend justification: The population is undergoing a small decline (Partners in Flight 2019).


Country/territory distribution
Country/Territory Presence Origin Resident Breeding visitor Non-breeding visitor Passage migrant
Costa Rica extant native yes
Nicaragua extant uncertain yes
Panama extant native yes

Important Bird and Biodiversity Areas (IBA)
Country/Territory IBA Name
Panama La Amistad International Park
Panama Palo Seco Protection Forest
Panama Santa Clara
Panama Volcán Barú National Park
Panama Santa Fé National Park
Panama General de División Omar Torrijos Herrera National Park
Costa Rica Arenal-Monteverde
Costa Rica Talamanca Highlands
Costa Rica Central Volcanic Cordillera
Costa Rica El Rodeo, Cerros de Escazú and La Carpintera
Costa Rica La Amistad Caribe

Habitats & altitude
Habitat (level 1) Habitat (level 2) Importance Occurrence
Artificial/Terrestrial Subtropical/Tropical Heavily Degraded Former Forest suitable resident
Forest Subtropical/Tropical Moist Lowland suitable resident
Forest Subtropical/Tropical Moist Montane major resident
Altitude 750 - 2600 m Occasional altitudinal limits  

Recommended citation
BirdLife International (2024) Species factsheet: Pheucticus tibialis. Downloaded from https://datazone.birdlife.org/species/factsheet/black-thighed-grosbeak-pheucticus-tibialis on 22/02/2024.
Recommended citation for factsheets for more than one species: BirdLife International (2024) IUCN Red List for birds. Downloaded from https://datazone.birdlife.org on 22/02/2024.