Data Zone
The site was identified as important 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 List1 | Season | Year(s) | Size | IBA criteria |
|---|---|---|---|---|---|
| Greater Rhea Rhea americana | NT | resident | 2001-2003 | < 50 individuals | A1 |
| Sickle-winged Nightjar Eleothreptus anomalus | VU | resident | 2001-2003 | < 50 individuals | A1 |
| Bay-capped Wren-spinetail Spartonoica maluroides | LC | resident | 2001-2003 | 50-249 individuals | A1 |
| Bearded Tachuri Polystictus pectoralis | NT | resident | 2001-2003 | 50-249 individuals | A1 |
| Sharp-tailed Tyrant Culicivora caudacuta | LC | resident | 2001-2003 | < 50 individuals | A1 |
| Strange-tailed Tyrant Alectrurus risora | VU | resident | 2001-2003 | < 50 individuals | A1 |
| Black-and-white Monjita Xolmis dominicanus | VU | resident | 2002 | 50-249 individuals | A1 |
| Ochre-breasted Pipit Anthus nattereri | VU | resident | 2001-2003 | 50-249 individuals | A1 |
| Dark-throated Seedeater Sporophila ruficollis | NT | breeding | 2001-2003 | 50-249 individuals | A1 |
| Rufous-rumped Seedeater Sporophila hypochroma | NT | breeding | 2001-2003 | 50-249 individuals | A1 |
1. The current IUCN Red List category. The category at the time of the IBA criteria assessment (2008) may differ.
| Year | Protected Area | Designation | % overlap with IBA |
|---|---|---|---|
| 1982 | Iberá | Reserva Natural Provincial | 64 |
Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Concepción-Chavarría (Argentina). Downloaded from
https://datazone.birdlife.org/site/factsheet/concepción-chavarría-iba-argentina on 22/11/2024.