LC
Puna Ibis Plegadis ridgwayi



Taxonomy

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: #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 altitudinal migrant Forest dependency Does not normally occur in forest
Land mass type Average mass -
Distribution

Estimate Data quality
Extent of Occurrence breeding/resident (km2) 888,000 medium
Number of locations -
Severely Fragmented -
Population and trend
Value Data quality Derivation Year of estimate
No. of mature individuals 6700-10000 poor estimated 2009
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) 6.7 - - -

Population justification: The population is estimated to number 10,000-15,000 individuals, roughly equating to 6,700-10,000 mature individuals.

Trend justification: The population is suspected to be in decline owing to ongoing habitat destruction.


Country/territory distribution
Country/Territory Occurrence status Presence Resident Breeding Non-breeding Passage
Argentina N Extant
Bolivia N Extant
Chile N Extant
Peru N Extant

Important Bird and Biodiversity Areas (IBA)
Country/Territory IBA Name
Bolivia Yungas Superiores de Apolobamba
Bolivia Lago Poopó y Río Laka Jahuira
Bolivia Reserva Biológica Cordillera de Sama
Peru Covire
Peru Humedales de Chimbote
Peru Lago de Junín
Peru Lagunas de Huacarpay
Peru Laguna Umayo
Peru Marcapomacocha
Peru Pantanos de Villa
Peru Ramis y Arapa (Lago Titicaca, sector Peruano)
Peru Reserva Nacional de Paracas
Peru Reserva Nacional Salinas y Aguada Blanca
Peru Santuario Histórico Machu Picchu
Peru Reserva Nacional Pampa Galeras
Peru Lago Parinacochas
Peru Río Tambo y Lagunas de Mejía
Peru Laguna Suytococha
Peru Lago Lagunillas
Peru Laguna Chacchura
Peru Laguna Maquera
Peru Laguna Saytococha
Peru Laguna de Ite
Peru Cotahuasi
Chile Parque Nacional Lauca
Chile Valle de Lluta

Habitats & altitude
Habitat (level 1) Habitat (level 2) Importance Occurrence
Wetlands (inland) Bogs, Marshes, Swamps, Fens, Peatlands major resident
Altitude 3100 - 4800 m Occasional altitudinal limits (min) 2200 m

Recommended citation
BirdLife International (2021) Species factsheet: Plegadis ridgwayi. Downloaded from http://www.birdlife.org on 27/10/2021. Recommended citation for factsheets for more than one species: BirdLife International (2021) IUCN Red List for birds. Downloaded from http://www.birdlife.org on 27/10/2021.