LC
White-winged Diuca-finch Chionodacryon speculiferum



Taxonomy

Taxonomic note
Chionodacryon speculiferum (del Hoyo and Collar 2016) was previously placed in the genus Diuca and listed as D. speculifera following SACC (2005 & updates); Sibley & Monroe (1990, 1993); Stotz et al. (1996).

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.
SACC. 2006. A classification of the bird species of South America. Available at: #http://www.museum.lsu.edu/~Remsen/SACCBaseline.html#.
SACC. 2006. A classification of the bird species of South America. Available at: #http://www.museum.lsu.edu/~Remsen/SACCBaseline.htm#.

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 Does not normally occur in forest
Land mass type Average mass -
Extent of occurrence (EOO)

Estimate Data quality
Extent of Occurrence breeding/resident (km2) 480,000 medium
Number of locations -
Fragmentation -
Population and trend
Estimate 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 - - -
Largest subpopulations - - -
Generation length (yrs) 3.8 - - -

Population justification: The global population size has not been quantified, but this species is described as 'fairly common but patchily distributed' (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 U Extant
Bolivia N Extant Yes
Chile N Extant Yes
Peru N Extant Yes

Important Bird and Biodiversity Areas (IBA)
Country/Territory IBA Name
Bolivia Bosque de Polylepis de Madidi
Bolivia Southern slopes of Tunari National Park (Vertiente Sur del Parque Nacional Tunari IBA)
Bolivia Yungas Superiores de Apolobamba
Bolivia Yungas Superiores de Madidi
Bolivia Yungas Superiores de Mosetenes y Cocapata
Chile Ibañez River Valley
Chile Parque Nacional Lauca
Peru Abra Málaga-Vilcanota
Peru Cordillera Huayhuash y Nor-Oyón
Peru Cotahuasi
Peru Covire
Peru Lago de Junín
Peru Marcapomacocha
Peru Santuario Histórico Machu Picchu

Habitats & altitude
Habitat (level 1) Habitat (level 2) Importance Occurrence
Grassland Subtropical/Tropical High Altitude major resident
Rocky areas (eg. inland cliffs, mountain peaks) major resident
Altitude 4000 - 5500 m Occasional altitudinal limits  

Recommended citation
BirdLife International (2017) Species factsheet: Chionodacryon speculiferum. Downloaded from http://www.birdlife.org on 18/08/2017. Recommended citation for factsheets for more than one species: BirdLife International (2017) IUCN Red List for birds. Downloaded from http://www.birdlife.org on 18/08/2017.