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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
Solitary Tinamou Tinamus solitarius	NT	resident (2007)	50–100 birds	A1, A3
Scale-throated Hermit Phaethornis eurynome	LC	resident (2001–2003)	present	A3
Rusty-barred Owl Strix hylophila	LC	resident (2001–2003)	50-249 birds	A1, A3
Southern Surucua Trogon Trogon surrucura	LC	resident (2001–2003)	present	A3
Saffron Toucanet Pteroglossus bailloni	NT	resident (2001–2003)	100–300 birds	A1, A3
Yellow-browed Woodpecker Piculus aurulentus	NT	resident (2001–2003)	100–300 birds	A1, A3
Helmeted Woodpecker Celeus galeatus	VU	resident (2001–2003)	< 50 birds	A1, A3
Pileated Parrot Pionopsitta pileata	LC	resident (2001–2003)	present	A3
Vinaceous-breasted Amazon Amazona vinacea	EN	winter (2007)	4–30 birds	A1, A3
Spot-backed Antshrike Hypoedaleus guttatus	LC	resident (2001–2003)	present	A3
Large-tailed Antshrike Mackenziaena leachii	LC	resident (2001–2003)	present	A3
Tufted Antshrike Mackenziaena severa	LC	resident (2001–2003)	present	A3
White-bearded Antshrike Biatas nigropectus	VU	resident (2001–2003)	50-249 birds	A1, A2, A3
Bertoni's Antbird Drymophila rubricollis	LC	resident (2001–2003)	present	A2, A3
Speckle-breasted Antpitta Cryptopezus nattereri	LC	resident (2001–2003)	present	A3
Spotted Bamboowren Psilorhamphus guttatus	LC	resident (2001–2003)	50-249 birds	A1, A2, A3
Rufous-tailed Antthrush Chamaeza ruficauda	LC	resident (2001–2003)	present	A2, A3
Black-billed Scythebill Campylorhamphus falcularius	LC	resident (2001–2003)	present	A3
Scalloped Woodcreeper Lepidocolaptes falcinellus	LC	resident (2001–2003)	present	A3
Sharp-billed Treehunter Heliobletus contaminatus	LC	resident (2001–2003)	present	A3
Black-capped Foliage-gleaner Philydor atricapillus	LC	resident (2001–2003)	present	A3
Ochre-breasted Foliage-gleaner Anabacerthia lichtensteini	LC	resident (2001–2003)	present	A3
Canebrake Groundcreeper Clibanornis dendrocolaptoides	LC	resident (2001–2003)	50-249 birds	A1, A2, A3
White-eyed Foliage-gleaner Automolus leucophthalmus	LC	resident (2001–2003)	present	A3
Araucaria Tit-spinetail Leptasthenura setaria	LC	resident (2001–2003)	50-249 birds	A1, A2, A3
Olive Spinetail Cranioleuca obsoleta	LC	resident (2001–2003)	present	A3
Sao Paulo Tyrannulet Phylloscartes paulista	NT	resident (2001–2003)	10–300 birds	A1, A3
Southern Bristle-tyrant Pogonotriccus eximius	NT	resident (2001–2003)	10–1,000 birds	A1, A3
Grey-hooded Flycatcher Mionectes rufiventris	LC	resident (2001–2003)	present	A3
Eared Pygmy-tyrant Myiornis auricularis	LC	resident (2001–2003)	present	A3
Drab-breasted Bamboo-tyrant Hemitriccus diops	LC	resident (2001–2003)	present	A3
Greenish Tyrannulet Phyllomyias virescens	LC	resident (2001–2003)	present	A3
Azure Jay Cyanocorax coeruleus	NT	resident (2001–2003)	50-249 birds	A1, A3
Creamy-bellied Gnatcatcher Polioptila lactea	LC	resident (2001–2003)	10–300 birds	A1, A3
Blue Seedeater Amaurospiza moesta	LC	resident (2001–2003)	250-999 birds	A1, A3
Black-throated Grosbeak Saltator fuliginosus	LC	resident (2001–2003)	present	A3
Uniform Finch Haplospiza unicolor	LC	resident (2001–2003)	present	A3

Year	Protected Area	Designation (management category)	% coverage of IBA
2003	Julian Freaza	Reserva Privada (VI)	1

The Local Conservation Group(s) listed below are working to conserve this IBA.

Name	Year formed
Grupo Alejandro Bodrati y guardaparques provinciales	0

For more information on BirdLife's work with Local Conservation Groups, please visit Spotlight on local empowerment.

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Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Alta cuenca del arroyo Alegría (Argentina). Downloaded from https://datazone.birdlife.org/site/factsheet/alta-cuenca-del-arroyo-alegría-iba-argentina on 22/12/2024.