Data Zone
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#.
| Critically Endangered | Endangered | Vulnerable |
|---|---|---|
| - | - | - |
| 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 |
| Migratory status | not a migrant | Forest dependency | Does not normally occur in forest |
| Land mass type | Average mass | - |
| Estimate | Data quality | |
|---|---|---|
| Extent of Occurrence breeding/resident (km2) | 480,000 | medium |
| Number of locations | - | |
| Severely Fragmented | - |
| 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) | 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 | Occurrence status | Presence | Resident | Breeding | Non-breeding | Passage |
|---|---|---|---|---|---|---|
| Argentina | U | Extant | ||||
| Bolivia | N | Extant | Yes | |||
| Chile | N | Extant | Yes | |||
| Peru | N | Extant | Yes |
| Country/Territory | IBA Name |
|---|---|
| Bolivia | Yungas Superiores de Apolobamba |
| Bolivia | Yungas Superiores de Madidi |
| Bolivia | Bosque de Polylepis de Madidi |
| Bolivia | Southern slopes of Tunari National Park (Vertiente Sur del Parque Nacional Tunari IBA) |
| Bolivia | Yungas Superiores de Mosetenes y Cocapata |
| Peru | Abra Málaga-Vilcanota |
| Peru | Cordillera Huayhuash |
| Peru | Covire |
| Peru | Lago de Junín |
| Peru | Marcapomacocha |
| Peru | Santuario Histórico Machu Picchu |
| Argentina | Tiraxi y Las Capillas |
| Peru | Cotahuasi |
| Chile | Parque Nacional Lauca |
| Peru | Cordillera Huayhuash y Nor-Oyón |
| Chile | Ibañez River Valley |
| Chile | Valle de Lluta |
| 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 (2021) Species factsheet: Chionodacryon speculiferum. Downloaded from
http://www.birdlife.org on 03/12/2021.
Recommended citation for factsheets for more than one species: BirdLife International (2021) IUCN Red List for birds. Downloaded from
http://www.birdlife.org on 03/12/2021.
