Data Zone
Country/territory: Iceland
IBA criteria met: A4i, B1i (2000)
For more information about IBA criteria, please click here
Area: 400 hectares (4.00 km2)
Site description (2000 baseline)
A shallow, tidal bay just south of Keflavík airport. The village of Hafnir, on the bay, has a harbour.
Key biodiversity
In winter there is also a wide variety of other coastal waterbirds, including Aythya marila (100; one of two flocks in Iceland) and Calidris maritima (c.300).
Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Osar (Iceland). Downloaded from
https://datazone.birdlife.org/site/factsheet/osar-iba-iceland on 22/12/2024.