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 |
| Bearded Tachuri Polystictus pectoralis | NT | resident | 2001-2003 | 50-249 individuals | A1 |
| Strange-tailed Tyrant Alectrurus risora | VU | resident | 2001-2003 | < 50 individuals | A1 |
| Black-and-white Monjita Xolmis dominicanus | VU | resident | 2001-2003 | < 50 breeding pairs | A1 |
| Ochre-breasted Pipit Anthus nattereri | VU | resident | 2001-2003 | 50-249 individuals | A1 |
| Dark-throated Seedeater Sporophila ruficollis | NT | winter | 2001-2003 | 250-999 individuals | A1 |
| Rufous-rumped Seedeater Sporophila hypochroma | NT | breeding | 2001-2003 | 50-249 individuals | A1 |
| Chestnut Seedeater Sporophila cinnamomea | VU | breeding | 2001-2003 | < 50 individuals | A1, A2 |
| Marsh Seedeater Sporophila palustris | EN | breeding | 2001-2003 | < 50 individuals | A1, A2 |
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 | 65 |
Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Estancia San Juan Poriahú (Argentina). Downloaded from
https://datazone.birdlife.org/site/factsheet/estancia-san-juan-poriahú-iba-argentina on 22/11/2024.