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Year of most recent IBA criteria assessment: 2000

Populations of IBA trigger species

Species	Current IUCN Red List Category	Season	Year(s) of estimate	Population estimate	IBA Criteria Triggered
Mute Swan Cygnus olor	LC	non-breeding	1999	500-2,000 individuals	B1i
Tundra Swan Cygnus columbianus	LC	passage	1999	200-300 individuals	A4i, B1i
Barnacle Goose Branta leucopsis	LC	passage	1999	2,500-4,000 individuals	A4i, B1i
Long-tailed Duck Clangula hyemalis	VU	winter	1992-1993	309,000 individuals	A4i, B1i
White-winged Scoter Melanitta deglandi	LC	non-breeding	1999	79,000-191,000 individuals	A4i, B1i
Common Goldeneye Bucephala clangula	LC	passage	1999	1,000-4,500 individuals	A4i, B1i
Smew Mergellus albellus	LC	passage	1995	290 individuals	B1i
Smew Mergellus albellus	LC	winter	1994	360 individuals	B1i
Greater Scaup Aythya marila	LC	passage	1986	20,000 individuals	A4i, B1i
Northern Pintail Anas acuta	LC	passage	1995	600 individuals	B1i
Red-throated Loon Gavia stellata	LC	winter	1992-1993	2,800 individuals	A4i, B1i
Great Cormorant Phalacrocorax carbo	LC	passage	1999	1,000-2,000 individuals	B1i
Black Guillemot Cepphus grylle	LC	winter	1992-1993	3,400 individuals	A4ii, B1ii
A4iii Species group - waterbirds	n/a	non-breeding	-	100,000-499,999 individuals	A4iii

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

Protection status:

Protected Area	Designation	Area (ha)	Relationship with IBA	Overlap with IBA (ha)
Staldzenes stāvkrasts	Dabas piemineklis	6	protected area contained by site	0
Sliteres nacionalais parks	Site of Community Importance (Habitats Directive)	16,361	protected area is adjacent to site	0
Slīteres nacionālais parks	Nacionalais parks	16,414	protected area is adjacent to site	0
Sliteres nacionalais parks	Special Protection Area (Birds Directive)	16,361	protected area is adjacent to site	0
Ovisi	Special Protection Area (Birds Directive)	5,078	protected area overlaps with site	0
Ovisi	Site of Community Importance (Habitats Directive)	5,078	protected area overlaps with site	0
Ovīši	Dabas liegums	5,078	protected area overlaps with site	0
Irbes saurums	Baltic Sea Protected Area (HELCOM)	172,485	protected area contained by site	0
Irbes šaurums	Aizsargajama juras teritorija	172,400	protected area contained by site	0
Irbes saurums	Special Protection Area (Birds Directive)	172,412	protected area contained by site	0

IUCN Habitat	Habitat detail	Extent (% of site)
Coastline	Sand dunes & beaches	-
Sea	Open Sea, Sea inlets and coastal features	-

For further information about the habitat classification please click here.

Land-use	Extent (% of site)
urban/industrial/transport	-
fisheries/aquaculture	-
tourism/recreation	-

For further information about the land use classification please click here.

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Recommended citation
BirdLife International (2021) Important Bird Areas factsheet: Irbe strait. Downloaded from http://www.birdlife.org on 22/01/2021.