Sites - Important Bird and Biodiversity Areas (IBAs)
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Roskilde Fjord, Selsø and Kattinge Søerne
Denmark, Frederiksborg Amtskommune
12o 5.00' East 55o 45.00' North
A4i, A4iii, B1i, B2, B3, C2, C3, C4, C6
0 - 20m
Year of IBA assessment
Dansk Ornitologisk Forening
Site description A long shallow fjord with islands and islets. Coastal areas have saltmarshes, agricultural land and forested peninsulas. The Fagus/Quercus forest on Bognæs includes areas of old-growth forest.
Key Biodiversity This is a very important site for wintering Cygnus olor, Aythya fuligula, Mergus merganser and Fulica atra. Winter visitors can exceed 20,000 individuals, but numbers fluctuate widely in relation to winter harshness. Circus aeruginosus, Recurvirostra avosetta, Sterna hirundo, S. paradisaea and S. albifrons, listed on Annex I of the EC Birds Directive, breed at the site. Species of global conservation concern that do not meet IBA criteria: Haliaeetus albicilla (max. 7, wintering).