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The site was identified as internationally important for bird conservation in 2007 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
Highland Guan Penelopina nigra	VU	resident (1998)	1,000-2,499 birds	A1, A2, A3
Ocellated Quail Cyrtonyx ocellatus	VU	resident (2001)	< 50 birds	A1, A2, A3
White-faced Quail-Dove Zentrygon albifacies	LC	resident (1998)	250-999 birds	A3
Green-throated Mountain-gem Lampornis viridipallens	LC	resident (1998)	10,000-19,999 birds	A2, A3
Amethyst-throated Mountain-gem Lampornis amethystinus	LC	resident (1999)	50,000-99,999 birds	A3
Garnet-throated Hummingbird Lamprolaima rhami	LC	resident (1999)	20,000-49,999 birds	A3
Sparkling-tailed Woodstar Tilmatura dupontii	LC	resident (1998)	< 50 birds	A3
Slender Sheartail Doricha enicura	LC	resident (2003)	< 50 birds	A2, A3
Wine-throated Hummingbird Selasphorus ellioti	LC	resident (1999)	250-999 birds	A2, A3
White-eared Hummingbird Basilinna leucotis	LC	resident (1999)	10,000-19,999 birds	A3
Emerald-chinned Hummingbird Abeillia abeillei	LC	resident (1999)	50-249 birds	A3
Bearded Screech-owl Megascops barbarus	LC	resident (2000)	< 50 birds	A1, A2, A3
Fulvous Owl Strix fulvescens	LC	resident (1999–2007)	250-999 birds	A2, A3
Mountain Trogon Trogon mexicanus	LC	resident (1999)	2,500-9,999 birds	A3
Blue-throated Motmot Aspatha gularis	LC	resident (1999)	250-999 birds	A2, A3
Buff-breasted Flycatcher Empidonax fulvifrons	LC	resident (1999)	50-249 birds	A3
Pine Flycatcher Empidonax affinis	LC	resident (2001)	250-999 birds	A3
Greater Pewee Contopus pertinax	LC	resident (1999)	250-999 birds	A3
Chestnut-sided Shrike-vireo Vireolanius melitophrys	LC	resident (2006–2007)	< 50 birds	A3
Black-throated Jay Cyanolyca pumilo	LC	resident (1999)	2,500-9,999 birds	A3
Bushy-crested Jay Cyanocorax melanocyaneus	LC	resident (1999)	20,000-49,999 birds	A2, A3
Black-capped Swallow Atticora pileata	LC	resident (1999)	250-999 birds	A2, A3
Rufous-browed Wren Troglodytes rufociliatus	LC	resident (1999)	10,000-19,999 birds	A2, A3
Blue-and-white Mockingbird Melanotis hypoleucus	LC	resident (1999)	2,500-9,999 birds	A2, A3
Brown-backed Solitaire Myadestes occidentalis	LC	resident (1999)	20,000-49,999 birds	A3
Slate-colored Solitaire Myadestes unicolor	LC	resident (1998)	2,500-9,999 birds	A3
Black Thrush Turdus infuscatus	LC	resident (1999)	10,000-19,999 birds	A3
Rufous-collared Thrush Turdus rufitorques	LC	resident (1999)	1,000-2,499 birds	A2, A3
Grey Silky-flycatcher Ptiliogonys cinereus	LC	resident (1999)	1,000-2,499 birds	A3
Olive Warbler Peucedramus taeniatus	LC	resident (1999)	50-249 birds	A3
Blue-crowned Chlorophonia Chlorophonia occipitalis	LC	resident (1999)	1,000-2,499 birds	A3
Hooded Grosbeak Hesperiphona abeillei	LC	resident (1999)	250-999 birds	A3
Black-capped Siskin Spinus atriceps	LC	resident (1999)	< 50 birds	A2, A3
Crescent-chested Warbler Oreothlypis superciliosa	LC	resident (1999)	250-999 birds	A3
Golden-browed Warbler Basileuterus belli	LC	resident (1999)	20,000-49,999 birds	A3
Red-faced Warbler Cardellina rubrifrons	LC	winter (1999)	< 50 birds	A3
Pink-headed Warbler Cardellina versicolor	LC	resident (1999)	50-249 birds	A1, A2, A3
Cinnamon-bellied Flowerpiercer Diglossa baritula	LC	resident (1999)	2,500-9,999 birds	A3

Year	Protected Area	Designation (management category)	% coverage of IBA
1955	Grutas de Lanquín	National Park (-)	-
1999	K'antí Shul	Reserva Natural Privada (V)	1
2000	Chinajux y Sechinaux	Reserva Natural Privada (V)	<1
2000	Chinajux y Sechinaux	Private Nature Reserve (V)	-
2002	Chelemha	Reserva Natural Privada (V)	<1
2002	Chicacnab	Reserva Natural Privada (V)	<1
2002	Chelemhá	Private Nature Reserve (-)	-
2002	Chicacnab	Private Nature Reserve (V)	-
2005	Semuc Champey	Monumento Natural (II)	1

Habitat	% of IBA	Habitat detail
Artificial/Terrestrial	48	Abandoned & fallow farmland, disturbed ground; Forestry & agro-industrial plantations; Improved pasture land; Other urban & industrial areas; Perennial crops, orchards & groves
Shrubland	31	Second-growth & disturbed scrub
Forest	19	Montane broadleaf evergreen; Pine; Pine-oak; Tropical lowland evergreen
Grassland	1	Second-growth & grazed
Wetlands (inland)	1	Rivers; Freshwater lakes & pools

Land use	% of IBA
agriculture	77
nature conservation and research	3
urban/industrial/transport	1
hunting	major (>10)
forestry	minor (<10)
rangeland/pastureland	minor (<10)
tourism/recreation	minor (<10)
water management	minor (<10)

The land is mainly privately and communal owned.

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Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Yalijux (Guatemala). Downloaded from https://datazone.birdlife.org/site/factsheet/yalijux-iba-guatemala on 23/12/2024.