Blue-capped Puffleg Eriocnemis glaucopoides


Taxonomic source(s)
del Hoyo, J., Collar, N.J., Christie, D.A., Elliott, A. and Fishpool, L.D.C. 2014. HBW and BirdLife International Illustrated Checklist of the Birds of the World. Lynx Edicions BirdLife International, Barcelona, Spain and Cambridge, UK.
del Hoyo, J.; Collar, N. J.; Christie, D. A.; Elliott, A.; Fishpool, L. D. C. 2014. HBW and BirdLife International Illustrated Checklist of the Birds of the World. Barcelona, Spain and Cambridge UK: Lynx Edicions and BirdLife International.
SACC. 2006. A classification of the bird species of South America. Available at: #
SACC. 2006. A classification of the bird species of South America. Available at: #

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

Red List history
Year Category Criteria
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 4 g

Estimate Data quality
Extent of Occurrence breeding/resident (km2) 198,000 medium
Number of locations -
Severely Fragmented -
Population and trend
Value Data quality Derivation Year of estimate
No. of mature individuals unknown not applicable not applicable 0
Population trend Stable suspected -
Decline (3 years/1 generation past) - - -
Decline (5 years/1 generation past) - - -
Decline (10 years/1 generation past) - - -
Decline (10 years/3 generation future) - - -
Decline (10 years/3 generation past and future) - - -
Number of subpopulations - - -
Percentage in largest subpopulation - - -
Generation length (yrs) 4.2 - - -

Population justification: The global population size has not been quantified, but this species is described as 'uncommon' (Stotz et al. 1996).

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 Occurrence status Presence Resident Breeding Non-breeding Passage
Argentina N Extant Yes
Bolivia N Extant Yes

Important Bird and Biodiversity Areas (IBA)
Country/Territory IBA Name
Bolivia Bosques de Polylepis de Cotapata
Bolivia Cuenca Cotacajes
Bolivia Reserva Nacional de Flora y Fauna Tariquía
Bolivia Bosque de Polylepis de Mina Elba
Bolivia Bosque de Polylepis de Sanja Pampa
Bolivia Bosque de Polylepis de Taquesi
Argentina Acambuco
Argentina Itiyuro-Tuyunti
Argentina Abra Grande
Argentina Parque Nacional Baritú
Argentina Parque Nacional El Rey
Argentina Palomitas y Ebro
Argentina Parque Provincial Laguna Pintascayoc
Argentina Río Seco
Argentina Fincas Santiago y San Andrés
Argentina Sierra Rosario de la Frontera
Argentina Río Santa María
Argentina Santa Victoria, Cañani y Cayotal
Argentina Alto Calilegua
Argentina Parque Nacional Calilegua
Argentina El Fuerte y Santa Clara
Argentina La Cornisa
Argentina Reserva Natural Las Lancitas
Argentina Lagunas San Miguel y El Sauce
Argentina Cerro Negro de San Antonio
Argentina San Francisco-Río Jordan
Argentina Tiraxi y Las Capillas
Argentina Yala
Argentina Yuto y Vinalito
Argentina Sierra de Zapla
Argentina Sierra de Medina
Argentina Sierra de San Javier
Argentina Parque Nacional Campo de los Alisos
Argentina Río Los Sosa
Argentina Cuesta del Clavillo
Argentina Parque Provincial La Florida
Argentina Trancas
Argentina Parque Provincial Los Ñuñorcos y Reserva Natural Quebrada del Portugués
Argentina Reserva Provincial Santa Ana
Argentina Cuesta de las Higuerillas
Bolivia Serranía de Aguarague

Habitats & altitude
Habitat (level 1) Habitat (level 2) Importance Occurrence
Forest Subtropical/Tropical Moist Montane suitable resident
Shrubland Subtropical/Tropical High Altitude major resident
Altitude 1500 - 2900 m Occasional altitudinal limits  

Recommended citation
BirdLife International (2023) Species factsheet: Eriocnemis glaucopoides. Downloaded from on 20/03/2023. Recommended citation for factsheets for more than one species: BirdLife International (2023) IUCN Red List for birds. Downloaded from on 20/03/2023.