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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
Common Eider Somateria mollissima	NT	winter (1987–1996)	32,000 birds	A4i, B1i, C3
Tufted Duck Aythya fuligula	LC	winter (1977–1986)	10,000 birds	B1i, C3
Greater Scaup Aythya marila	LC	winter (1996–1997)	8,000 birds	A4i, B1i, B2, C3
A4iii Species group - waterbirds	n/a	winter (1987–1993)	50,000 birds	A4iii, C4

Year	Protected Area	Designation (management category)	% coverage of IBA
-	Flensburger Innen- and Aussenförde	Baltic Sea Protected Area (Helcom) (UA)	88
1976	Landschaftsteil Fördeufer Mürwik-Solitüde	Landschaftschutzgebiet (V)	<1
1976	Landschaftsteil Osbektal	Landschaftschutzgebiet (V)	<1
1986	Geltinger Birk	Naturschutzgebiet (IV)	4
1993	Halbinsel Holnis	Naturschutzgebiet (IV)	2
2015	Höftland Bockholmwik und angrenzende Steilküsten	Naturschutzgebiet (IV)	2

Habitat	% of IBA	Habitat detail
Marine Neritic	major (>10)

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

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Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Flensburger Innen- and Aussenförde (Germany). Downloaded from https://datazone.birdlife.org/site/factsheet/flensburger-innen-and-aussenförde-iba-germany on 28/12/2024.