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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'):

Species	Current IUCN Red List Category	Season	Year(s)	Population estimate at site	IBA criteria met
Red-breasted Goose Branta ruficollis	VU	winter	1997	120-200 individuals	A1, C1
Greylag Goose Anser anser	LC	winter	1997	300-500 individuals	B1i, C3
Ferruginous Duck Aythya nyroca	NT	breeding	1996	6-20 breeding pairs	C6
White Stork Ciconia ciconia	LC	passage	1996	10,000-15,000 individuals	A4i, B1i, C2
Eurasian Spoonbill Platalea leucorodia	LC	breeding	1996	1-6 breeding pairs	B2, C6
Glossy Ibis Plegadis falcinellus	LC	passage	1996	100-500 individuals	A4i, B1i, C2
Eurasian Bittern Botaurus stellaris	LC	resident	1998	3-6 breeding pairs	C6
Common Little Bittern Ixobrychus minutus	LC	breeding	1996	15-30 breeding pairs	C6
Squacco Heron Ardeola ralloides	LC	breeding	2005	50 breeding pairs	B2, C2, C6
Purple Heron Ardea purpurea	LC	breeding	1998	2-18 nests	C6
Purple Heron Ardea purpurea	LC	breeding	1998	2-18 nests	C6
Little Egret Egretta garzetta	LC	breeding	1996	80-100 breeding pairs	C6
Dalmatian Pelican Pelecanus crispus	NT	non-breeding	1996	20-40 individuals	A1, A4i, B1i, C1, C2
Dalmatian Pelican Pelecanus crispus	NT	winter	1997	9-40 individuals	A1, A4i, B1i, C1, C2
Dalmatian Pelican Pelecanus crispus	NT	passage	1996	20-40 individuals	A1, A4i, B1i, C1, C2
Pygmy Cormorant Microcarbo pygmaeus	LC	passage	1996	3-220 individuals	A1, A4i, B1i, C1, C2
Black-winged Stilt Himantopus himantopus	LC	breeding	1998	28 breeding pairs	C6
Whiskered Tern Chlidonias hybrida	LC	breeding	1998	20-450 breeding pairs	C6
Black Tern Chlidonias niger	LC	breeding	1997	10-15 breeding pairs	C6
Common Tern Sterna hirundo	LC	breeding	1998	40-60 breeding pairs	C6
Common Tern Sterna hirundo	LC	breeding	1998	40-60 breeding pairs	C6
White-tailed Sea-eagle Haliaeetus albicilla	LC	resident	1998	1 breeding pairs	C6
Fieldfare Turdus pilaris	LC	winter	1996	500-2,000 individuals	B3

The current IUCN Red List category may differ from that which was valid at the time of IBA criteria assessment (2005).

Protected area (PA)	PA designation	PA area (ha)	Relationship of PA with IBA	Overlap of PA with IBA (ha)
Kompleks Kalimok	Special Protection Area (Birds Directive)	9,429	is identical to site	9,432
Kalimok-Brushlen	Protected Landscape	5,952	protected area contains site	1,000
Kalimok - Brashlen	Zashtitena Mestnost	5,952	protected area contained by site	0
Kalimok - Brashlen	Site of Community Importance (Habitats Directive)	7,550	protected area overlaps with site	7,550
Dunav	State Game Husbandries	140,100	protected area overlaps with site	0
Bezimenen Island	Protected Landscape	74	protected area contained by site	74

Habitat (IUCN level 1)	Habitat detail	Extent (% of site)
Forest	Alluvial and very wet forest	-
Grassland	Steppes and dry calcareous grassland, Humid grasslands	-
Wetlands (inland)	Standing freshwater, Rivers and streams, Water fringe vegetation	-

For more information about the IUCN Habitat classification, please click here.

Land-use	Extent (% of site)
fisheries/aquaculture	-
tourism/recreation	-
other	-

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Recommended citation
BirdLife International (2023) Important Bird Area factsheet: Kalimok Complex. Downloaded from http://datazone.birdlife.org/site/factsheet/kalimok-complex-iba-bulgaria on 21/09/2023.