LC
White-bridled Finch Melanodera melanodera



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.
SACC. 2005 and updates. 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
2018 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/Near Threatened
1988 Near Threatened
Species attributes

Migratory status not a migrant Forest dependency Does not normally occur in forest
Land mass type Average mass 29 g
Distribution

Estimate Data quality
Extent of Occurrence breeding/resident (km2) 502,000 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 Decreasing 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 'uncommon' (Stotz et al. 1996).

Trend justification: The population is suspected to be in decline owing to habitat degradation caused by over-grazing (Ridgely and Tudor 1989).


Country/territory distribution
Country/Territory Occurrence status Presence Resident Breeding Non-breeding Passage
Argentina N Extant Yes
Chile N Extant Yes
Falkland Islands (Malvinas) N Extant Yes

Important Bird and Biodiversity Areas (IBA)
Country/Territory IBA Name
Argentina Desembocadura del Río Gallegos
Falkland Islands (Malvinas) Lively Island Group
Falkland Islands (Malvinas) Beauchêne Island
Argentina Parque Nacional Perito Moreno y Reserva Provincial San Lorenzo
Argentina El Zurdo
Falkland Islands (Malvinas) Bleaker Island Group
Argentina Parque Nacional Los Glaciares y adyacencias (Estancias El Sosiego, La Soledad y Anita)
Argentina Estancia El Cóndor
Falkland Islands (Malvinas) Jason Islands Group
Argentina Reserva Costa Atlántica de Tierra del Fuego y zonas adyacentes
Falkland Islands (Malvinas) Keppel Island
Falkland Islands (Malvinas) Lively Island Group
Falkland Islands (Malvinas) New Island Group
Falkland Islands (Malvinas) Pebble Island Group
Falkland Islands (Malvinas) Saunders Island
Falkland Islands (Malvinas) Sea Lion Islands Group
Falkland Islands (Malvinas) Speedwell Island Group
Falkland Islands (Malvinas) West Point Island Group
Falkland Islands (Malvinas) Bull Point, East Falkland
Falkland Islands (Malvinas) Hope Harbour, West Falkland
Falkland Islands (Malvinas) Seal Bay, East Falkland
Falkland Islands (Malvinas) Volunteer Point, East Falkland
Falkland Islands (Malvinas) Bertha's Beach, East Falkland
Chile Cordón Baquedano
Chile Parque Nacional Pali Aike
Chile Norte de Isla Grande de Tierra del Fuego

Habitats & altitude
Habitat (level 1) Habitat (level 2) Importance Occurrence
Artificial/Terrestrial Pastureland suitable resident
Grassland Temperate major resident
Altitude   Occasional altitudinal limits  

Threats & impact
Threat (level 1) Threat (level 2) Impact and Stresses
Climate change & severe weather Habitat shifting & alteration Timing Scope Severity Impact
Future Whole (>90%) Unknown Unknown
Stresses
Indirect ecosystem effects, Ecosystem degradation

Recommended citation
BirdLife International (2022) Species factsheet: Melanodera melanodera. Downloaded from http://www.birdlife.org on 04/12/2022. Recommended citation for factsheets for more than one species: BirdLife International (2022) IUCN Red List for birds. Downloaded from http://www.birdlife.org on 04/12/2022.