Year of most recent IBA criteria assessment: 2015
Populations of IBA trigger speciesSpecies | Current IUCN Red List Category | Season | Year(s) of estimate | Population estimate | IBA Criteria Triggered |
---|---|---|---|---|---|
Snow Goose Anser caerulescens | LC | winter | 1981-2001 | 70,905-76,000 individuals | A4i |
Ross's Goose Anser rossii | LC | non-breeding | 1981-2001 | 5,000-15,000 individuals | A4i |
Greater White-fronted Goose Anser albifrons | LC | winter | 1999-2003 | 24,335 individuals | A4i |
Redhead Aythya americana | LC | non-breeding | 1981-2001 | min 9,335 individuals | A4i |
Gadwall Mareca strepera | LC | non-breeding | 1981-2001 | 10,000-22,000 individuals | A4i |
American Wigeon Mareca americana | LC | non-breeding | 1981-2001 | 15,000-22,300 individuals | A4i |
Northern Pintail Anas acuta | LC | winter | 1937-1998 | 19,000-28,000 individuals | A4i |
Anas crecca | NR | non-breeding | 1981-2001 | 14,260-22,000 individuals | A4i |
Whooping Crane Grus americana | EN | winter | 2013 | 2-5 individuals | A1, A4i |
American White Pelican Pelecanus erythrorhynchos | LC | non-breeding | 2009 | 4,500 individuals | A4i |
Mountain Plover Charadrius montanus | NT | winter | 2013 | 280-540 individuals | A1, A4i |
Long-billed Curlew Numenius americanus | LC | winter | 2013 | 1,600-2,400 individuals | A4i |
A4iii Species group - waterbirds | n/a | - | - | 100,000-499,999 individuals | A4iii |
Note: This table presents the IBA criteria triggered and the species that triggered then at the time of assessment, the current IUCN Red List category may vary from that which was in place at that time.
For more information about the IBA assessment process and criteria please click here
Protection status:
Protected Area | Designation | Area (ha) | Relationship with IBA | Overlap with IBA (ha) |
---|---|---|---|---|
Reserva Privada de Conservación Rancho San Luis | Zona Especial Sujeta a Conservación Ecológica | 3,000 | protected area contained by site | 3,000 |
Reserva Privada de Conservación Rancho Ojo de Federico | Zona Especial Sujeta a Conservación Ecológica | 9,830 | protected area contained by site | 9,830 |
Reserva Privada de Conservación Rancho Manantiales de Valerio | Zona Especial Sujeta a Conservación Ecológica | 8,400 | protected area contains site | 8,400 |
Reserva Privada de Conservación Rancho La Tecolota | Zona Especial Sujeta a Conservación Ecológica | 3,000 | protected area contained by site | 3,000 |
Reserva Privada de Conservación Rancho La Laguna | Zona Especial Sujeta a Conservación Ecológica | 3,804 | protected area contained by site | 3,804 |
Reserva Privada de Conservación Rancho El Fresno | Zona Especial Sujeta a Conservación Ecológica | 10,000 | protected area contained by site | 10,000 |
Reserva Ejidal de Conservación Ejido Ascensión | Other | 4,100 | protected area contained by site | 4,100 |
IUCN Habitat | Habitat detail | Extent (% of site) |
---|---|---|
Desert | Desert | - |
Grassland | - | |
Other | - | |
Shrubland | - |
Land-use | Extent (% of site) |
---|---|
agriculture | - |
Recommended citation
BirdLife International (2021) Important Bird Areas factsheet: Complejo de Humedales del Noroeste de Chihuahua. Downloaded from
http://www.birdlife.org on 15/01/2021.