Data Zone
The site was identified as important in 2021 because it was regularly supporting significant populations of the species listed below, meeting ('triggering') IBA criteria.
Populations meeting IBA criteria ('trigger species') at the site:| Species | Red List1 | Season | Year(s) | Size | IBA criteria |
|---|---|---|---|---|---|
| Snow Goose Anser caerulescens | LC | winter | 2018 | 25,000 individuals | B3a |
| Sandhill Crane Grus canadensis | LC | winter | 2019 | 800 individuals | B3a |
| American White Pelican Pelecanus erythrorhynchos | LC | passage | 2011 | 4,500 individuals | A4, B3a |
| Chestnut-collared Longspur Calcarius ornatus | VU | resident | 2013 | 80 individuals | A1 |
| A4iii Species group - waterbirds | n/a | - | 2011-2019 | 30,800 individuals | B3b |
1. The current IUCN Red List category. The category at the time of the IBA criteria assessment (2021) may differ.
| Year | Protected Area | Designation | % overlap with IBA |
|---|---|---|---|
| 2008 | Reserva Privada de Conservación Rancho Manantiales de Valerio | Zona Especial Sujeta a Conservación Ecológica | 100 |
| 2009 | Reserva Privada de Conservación Rancho San Luis | Zona Especial Sujeta a Conservación Ecológica | <1 |
| 2009 | Reserva Ejidal de Conservación Ejido Ascensión | Other | <1 |
| 2009 | Reserva Privada de Conservación Rancho La Tecolota | Zona Especial Sujeta a Conservación Ecológica | <1 |
| 2013 | Reserva Privada de Conservación Rancho La Laguna | Zona Especial Sujeta a Conservación Ecológica | <1 |
| 2013 | Reserva Privada de Conservación Rancho El Fresno | Zona Especial Sujeta a Conservación Ecológica | 1 |
| 2014 | Reserva Privada de Conservación Rancho Ojo de Federico | Zona Especial Sujeta a Conservación Ecológica | 1 |
| Habitat1 | Habitat detail | % of IBA |
|---|---|---|
| Shrubland | 36 | |
| Grassland | 33 | |
| Other | 16 | |
| Desert | Desert | 5 |
| Land use | % of IBA |
|---|---|
| agriculture | - |
Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Complejo de Humedales del Noroeste de Chihuahua (Mexico). Downloaded from
https://datazone.birdlife.org/site/factsheet/complejo-de-humedales-del-noroeste-de-chihuahua-iba-mexico on 22/11/2024.