Data Zone
Year of most recent IBA criteria assessment: 2008
Populations of IBA trigger species| Species | Current IUCN Red List Category | Season | Year(s) of estimate | Population estimate | IBA Criteria Triggered |
|---|---|---|---|---|---|
| Sickle-winged Nightjar Eleothreptus anomalus | VU | resident | 2001-2003 | < 50 individuals | A1 |
| Sharp-tailed Tyrant Culicivora caudacuta | VU | resident | 2001-2003 | < 50 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 |
| Chestnut Seedeater Sporophila cinnamomea | VU | passage | 2001-2003 | < 50 individuals | A1 |
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
Recommended citation
BirdLife International (2023) Important Bird Areas factsheet: Estero Valenzuela. Downloaded from
http://www.birdlife.org on 27/01/2023.
