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Location Iceland, Borgarfjardarsýsla,Mýrasýsla
Central coordinates 22o 0.00' West  64o 30.00' North
IBA criteria A4i, A4iii, B1i
Area 7,000 ha
Altitude 0 - 20m
Year of IBA assessment 2000

Fuglavernd - BirdLife Iceland (Partner Designate)

Site description A large estuary with mudflats, saltmarshes and small offshore islands, near Borgarnes town. The area comprises Borgarvogur, Langárós and the outer part of Borgarfjördur to álftanes in the Mýrar area. There are large mussel banks (Mytilus).

Key Biodiversity Information on other birdlife in the area is not comprehensive.

Populations of IBA trigger species

Species Season Period Population estimate Quality of estimate IBA Criteria IUCN Category
Common Eider Somateria mollissima non-breeding  100,000 individuals  A4i, B1i  Near Threatened 
A4iii Species group - waterbirds non-breeding  100,000-499,999 individuals  unknown  A4iii   


IUCN habitat Habitat detail Extent (% of site)
Coastline Mud flats & sand flats; Rock stacks and islets; Sea cliffs and rocky shores; Shingle & stony beaches; Tidal rivers & enclosed tidal waters  100%

Land use

Land-use Extent (% of site)
agriculture -
urban/industrial/transport -

Protection status National None International None

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Recommended citation  BirdLife International (2016) Important Bird and Biodiversity Area factsheet: Borgarfjördur. Downloaded from on 24/10/2016

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