IBA Criteria

Year of most recent IBA criteria assessment: 2014

Populations of IBA trigger species
Species Current IUCN Red List Category Season Year(s) of estimate Population estimate IBA Criteria Triggered
Long-tailed Duck Clangula hyemalis VU winter 2005-2014 300-1,000 individuals A1
Velvet Scoter Melanitta fusca VU winter 2005-2014 200-700 individuals A1, B2
Horned Grebe Podiceps auritus VU winter 2009-2013 50-150 individuals B1i, B2
Red Knot Calidris canutus NT passage 2004-2013 2,000-4,500 individuals B1i
Purple Sandpiper Calidris maritima LC winter 2008-2013 600-850 individuals B1i, B3

Note: This table presents the IBA criteria triggered and the species that triggered then at the time of assessment, the current IUCN Red List category may vary from that which was in place at that time.

For more information about the IBA assessment process and criteria please click here

IBA Monitoring

Most recent IBA monitoring assessment
Year of assessment Threat score (pressure) Condition score (state) Action score (response)
2019 medium not assessed not assessed
Was the whole site covered? Yes State assessed by unset
Accuracy of information good

Threats to the site (pressure)
Threat Level 1 Threat Level 2 Timing Scope Severity Result
Human intrusions and disturbance recreational activities happening now some of area/population (10-49%) slow but significant deterioration medium
Pollution agricultural & forestry effluents - nutrient loads happening now some of area/population (10-49%) slow but significant deterioration medium
Residential and commercial development commercial and industrial development likely in long term (beyond 4 years) some of area/population (10-49%) slow but significant deterioration medium

Condition of key/trigger populations (state)
Scientific Common TargetPop ActualPop Units Remaining Result
Podiceps auritus Horned Grebe 150 23 individuals 16 very unfavourable

Conservation actions taken at site (response)
Conservation Designation Management Planning Conservation Action Result
Not assessed Not assessed Not assessed not assessed
For more information about IBA monitoring please click here

IBA Protection

Protected Area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)
Sørkjosleira Naturreservat 32 protected area contained by site 0
Nordkjosbotn Naturreservat 8 protected area overlaps with site 0
Kobbevågen Naturreservat 21 protected area contained by site 0
Balsfjord Wetland System Ramsar Site, Wetland of International Importance 1,915 protected area contained by site 0


IUCN Habitat Habitat detail Extent (% of site)
Coastline Mud flats & sand flats -
Sea Sea inlets and coastal features -
Marine Neritic -
For further information about the habitat classification please click here.

Land use

Land-use Extent (% of site)
fisheries/aquaculture -
urban/industrial/transport -
For further information about the land use classification please click here.

Recommended citation
BirdLife International (2023) Important Bird Areas factsheet: Balsfjord. Downloaded from on 23/03/2023.