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• Text account
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• Reference and further resources

The site was identified as internationally important for bird conservation in 2000 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
Mute Swan Cygnus olor	LC	passage (1997)	1,000–2,000 birds	B1i, C3
Common Goldeneye Bucephala clangula	LC	passage (1997)	4,000–5,000 birds	A4i, B1i, C3
Red-breasted Merganser Mergus serrator	LC	passage (1997)	4,000–5,000 birds	A4i, B1i, C3

Year	Protected Area	Designation (management category)	% coverage of IBA
-	Bay of Kungsbackafjorden	Baltic Sea Protected Area (Helcom) (UA)	97
1900	Hållsundsudde-Sönnerbergen	Naturvårdsområde (V)	23
1900	Malön	Naturreservat (IV)	1
1900	Näsbokrok	Naturreservat (IV)	1
1968	Lotsholmarna, Kungsbackafjorden	Nature Reserve (IV)	1
1969	Äskatorp	Nature Reserve (IV)	<1
1969	Tjolöholm	Nature Reserve (IV)	1
1982	Kungsbackafjordens öar	Nature Conservation Area (IV)	2
1998	Backa	Naturreservat (IV)	-
2005	Kungsbackafjorden	Naturreservat (V)	66
2006	Kungsbackafjorden	Marine Protected Area (OSPAR) (UA)	95

Habitat	% of IBA	Habitat detail
Marine Neritic	80
Artificial/Terrestrial	10	Highly improved re-seeded landscapes; Arable land
Grassland	5	Humid grasslands
Marine Coastal/Supratidal	5

Land use	% of IBA
hunting	100
nature conservation and research	40
tourism/recreation	-
water management	-

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Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Fjord of Kungsbacka (Sweden). Downloaded from https://datazone.birdlife.org/site/factsheet/fjord-of-kungsbacka-iba-sweden on 22/12/2024.