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The site was identified as internationally important for bird conservation in 2002 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
Whooper Swan Cygnus cygnus	LC	winter (1987–1996)	701 birds	B1i
Common Goldeneye Bucephala clangula	LC	winter (1987–1996)	3,945 birds	B1i, C3
Smew Mergellus albellus	LC	winter (1987–1996)	274 birds	B1i
Goosander Mergus merganser	LC	winter (1987–1996)	2,706 birds	A4i, B1i, C3
Common Pochard Aythya ferina	VU	winter (1987–1996)	3,874 birds	B1i, C3
Tufted Duck Aythya fuligula	LC	winter (1987–1996)	14,418 birds	B1i, C3
Great Crested Grebe Podiceps cristatus	LC	winter (1996)	5,000 birds	A4i, B1i, C3
Great Cormorant Phalacrocorax carbo	LC	non-breeding (1994)	2,800 birds	B1i, C3
A4iii Species group - waterbirds	n/a	winter (1988–1996)	30,918 birds	A4iii, C4

Year	Protected Area	Designation (management category)	% coverage of IBA
-	Schlei	Nature Park (-)	69
-	Oehe-Schleimünde	Nature Reserve (-)	9
1964	Nördliches Schleiufer	Landschaftschutzgebiet (V)	22
1967	Flensburger Förde	Landschaftschutzgebiet (V)	5
1976	Reesholm / Schlei	Naturschutzgebiet (IV)	5
1978	Wester-Spätinge	Naturschutzgebiet (IV)	<1
1983	Haddebyer und Selker Noor	Landscape Protection Area (V)	2
1989	Haithabu-Dannewerk	Landschaftschutzgebiet (V)	2
1991	Kopperby/Olpenitz	Landschaftschutzgebiet (V)	6
1999	Schwansener Schleilandschaft	Landschaftschutzgebiet (V)	18
2000	Hüttener Vorland	Landschaftschutzgebiet (V)	6
2011	Schleimündung	Naturschutzgebiet (IV)	14

Habitat	% of IBA	Habitat detail
Artificial/Terrestrial	-	Other urban and industrial areas
Marine Coastal/Supratidal	-
Marine Intertidal	-
Marine Neritic	-

Land use	% of IBA
tourism/recreation	-
urban/industrial/transport	-

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Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Schlei (Germany). Downloaded from https://datazone.birdlife.org/site/factsheet/schlei-iba-germany on 23/12/2024.