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Location Iceland, Austur-Húnavatnssýsla
Central coordinates 20o 19.00' West  65o 31.00' North
IBA criteria A4i, B1i
Area 12,000 ha
Altitude 0 - 20m
Year of IBA assessment 2000

Fuglavernd - BirdLife Iceland (Partner Designate)

Site description An extensive complex of rivers, associated marshes/mires (Carex, Eriophorum), and grassland, 12 km south-west of the town of Blönduós. The area covers Hóp and Húnavatn and neighbouring areas, Eylendi, and along Hnausakvísl and Flódid, as well as the area to the south along Vatnsdalsá to Hof farm in the Vatnsdalur valley. Land-uses include grazing and angling.

Key Biodiversity The site also supports a good diversity of breeding waterbirds.

Populations of IBA trigger species

Species Season Period Population estimate Quality of estimate IBA Criteria IUCN Category
Greylag Goose Anser anser non-breeding  300 individuals  B1i  Least Concern 
Barnacle Goose Branta leucopsis passage  10,000-15,000 individuals  A4i, B1i  Least Concern 
Whooper Swan Cygnus cygnus passage  1992  100-300 individuals  poor  B1i  Least Concern 


IUCN habitat Habitat detail Extent (% of site)
Grassland   20%
Wetlands (inland) Fens, transition mires and springs; Rivers and streams; Standing freshwater; Water fringe vegetation  80%

Land use

Land-use Extent (% of site)
agriculture -
fisheries/aquaculture -
hunting -

Protection status National None International None

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

To provide new information to update this factsheet or to correct any errors, please email BirdLife