Data Zone
The site was identified as internationally important for bird conservation in 2008 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 List | Season (year/s of estimate) | Size | IBA criteria |
|---|---|---|---|---|
| Sickle-winged Nightjar Eleothreptus anomalus | VU | resident (2001–2003) | < 50 birds | A1 |
| Sharp-tailed Tyrant Culicivora caudacuta | LC | resident (2001–2003) | < 50 birds | A1 |
| Dark-throated Seedeater Sporophila ruficollis | NT | breeding (2001–2003) | 50-249 birds | A1 |
| Rufous-rumped Seedeater Sporophila hypochroma | NT | breeding (2001–2003) | 50-249 birds | A1 |
| Chestnut Seedeater Sporophila cinnamomea | VU | passage (2001–2003) | < 50 birds | A1 |
Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Estero Valenzuela (Argentina). Downloaded from
https://datazone.birdlife.org/site/factsheet/estero-valenzuela-iba-argentina on 23/12/2024.