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The site was identified as important in 2005 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
Hazel Grouse Tetrastes bonasia	LC	resident	1996	400-650 breeding pairs	C6
Western Capercaillie Tetrao urogallus	LC	resident	1996	250-350 males	C6
European Nightjar Caprimulgus europaeus	LC	breeding	1996	150-300 breeding pairs	C6
Eurasian Pygmy-owl Glaucidium passerinum	LC	resident	1996	20-35 breeding pairs	C6
Boreal Owl Aegolius funereus	LC	resident	1996	50-60 breeding pairs	C6
Golden Eagle Aquila chrysaetos	LC	resident	1996	6 breeding pairs	B2, C6
Black Woodpecker Dryocopus martius	LC	resident	1996	85-100 breeding pairs	C6
Three-toed Woodpecker Picoides tridactylus	LC	resident	1996	35-50 breeding pairs	C6
White-backed Woodpecker Dendrocopos leucotos	LC	resident	1996	60-80 breeding pairs	C6
Peregrine Falcon Falco peregrinus	LC	breeding	1996	8 breeding pairs	C6
Yellow-billed Chough Pyrrhocorax graculus	LC	resident	1996	220-300 breeding pairs	A3
Eurasian Blackcap Sylvia atricapilla	LC	breeding	1996	25,000-40,000 breeding pairs	B3
Wallcreeper Tichodroma muraria	LC	resident	1996	60-90 breeding pairs	A3
Song Thrush Turdus philomelos	LC	breeding	1996	8,000-14,000 breeding pairs	B3
Ring Ouzel Turdus torquatus	LC	resident	1996	6,500-9,500 breeding pairs	B3
Eurasian Blackbird Turdus merula	LC	resident	1996	15,000-22,000 breeding pairs	B3
European Robin Erithacus rubecula	LC	resident	1996	40,000-60,000 breeding pairs	B3
Rufous-tailed Rock-thrush Monticola saxatilis	LC	breeding	1996	50-100 breeding pairs	B2
Goldcrest Regulus regulus	LC	resident	1996	7,500-12,000 breeding pairs	B3
Alpine Accentor Prunella collaris	LC	breeding	1996	2,200-2,500 breeding pairs	A3
Common Chaffinch Fringilla coelebs	LC	resident	1996	65,000-95,000 breeding pairs	B3
Common Linnet Linaria cannabina	LC	resident	1996	600-1,200 breeding pairs	B3

1. The current IUCN Red List category. The category at the time of the IBA criteria assessment (2005) may differ.

Year	Protected Area	Designation	% overlap with IBA
1933	Parangalitsa	Rezervat	1
1965	Vodopad Goritza	Prirodna Zabelezhitelnost	<1
1968	Skakavitza	Rezervat	<1
1974	Chavcha	Prirodna Zabelezhitelnost	<1
1977	Parangalitsa	UNESCO-MAB Biosphere Reserve	2
1985	Ibar	Rezervat	2
1986	Rilomanastirska Gora	Rezervat	3
1992	Rila	Nacionalen Park	54
1992	Rilski manastir	Priroden Park	18
1992	Centralen Rilski Reservat	Rezervat	9
2006	Rila	Site of Community Importance (Habitats Directive)	54
2006	Rilski manastir	Site of Community Importance (Habitats Directive)	18
2007	Rila	Special Protection Area (Birds Directive)	56
2011	Rilski manastir	Special Protection Area (Birds Directive)	18

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Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Rila (Bulgaria). Downloaded from https://datazone.birdlife.org/site/factsheet/rila-iba-bulgaria on 22/11/2024.