FI089
Korppoo and Nauvo southern archipelago


IBA Criteria

Year of most recent IBA criteria assessment: 2000

Populations of IBA trigger species
Species Current IUCN Red List Category Season Year(s) of estimate Population estimate IBA Criteria Triggered
Common Eider Somateria mollissima NT breeding 1995 11,500 breeding pairs A4i, B1i, C3
Great Black-backed Gull Larus marinus LC breeding 1995 170-190 breeding pairs B3
Black Guillemot Cepphus grylle LC breeding 1995 130-150 breeding pairs B1ii, B2
Razorbill Alca torda LC breeding 1995 200-220 breeding pairs B1ii, C3
A4iii Species group - waterbirds n/a breeding 1995 13,600-13,900 breeding pairs A4iii, C4

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)
2010 high unfavourable low
Was the whole site covered? Yes State assessed by Population
Accuracy of information medium

Threats to the site (pressure)
Threat Level 1 Threat Level 2 Timing Scope Severity Result
Human intrusions and disturbance recreational activities happening now small area/few individuals (<10%) no or imperceptible deterioration low
Invasive and other problematic species and genes invasive non-native/alien species/diseases - named species happening now some of area/population (10-49%) slow but significant deterioration medium
Invasive and other problematic species and genes problematic native species/diseases - named species happening now small area/few individuals (<10%) no or imperceptible deterioration low
Pollution agricultural & forestry effluents - nutrient loads happening now whole area/population (>90%) slow but significant deterioration high

Condition of key/trigger populations (state)
Scientific Common TargetPop ActualPop Units Remaining Result
Somateria mollissima Common Eider 11500 7000 breeding pairs 61 unfavourable
Larus marinus Great Black-backed Gull 170 150 breeding pairs 89 not assessed
Cepphus grylle Black Guillemot 200 200 breeding pairs 100 favourable
Alca torda Razorbill 200 230 breeding pairs 100 favourable

Conservation actions taken at site (response)
Conservation Designation Management Planning Conservation Action Result
Some of site covered (10-49%) A management plan exists but it is out of date or not comprehensive Some limited conservation initiatives are in place low
For more information about IBA monitoring please click here

IBA Protection

Protected Area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)
Vidskär, Snökobben och Vitharu Yksityinen luonnonsuojelualue 64 protected area contained by site 0
Saaristomeri /Archipelago Sea Baltic Sea Protected Area (HELCOM) 59,842 protected area overlaps with site 0
Saaristomeri Site of Community Importance (Habitats Directive) 49,735 protected area overlaps with site 21,921
Saaristomeri Special Protection Area (Birds Directive) 59,842 protected area overlaps with site 31,945
Saaristomeren kansallispuisto Kansallispuisto 52,582 protected area overlaps with site 73,500
Mörskär Site of Community Importance (Habitats Directive) 803 protected area overlaps with site 0
Korppoo and Nauvo southern archipelago Baltic Sea Protected Area (Helcom) 59,409 protected area overlaps with site 31,721
Jurmon luonnonsuojelualue Yksityinen luonnonsuojelualue 34 protected area contained by site 0
Jurmon luonnonsuojelualue Yksityinen luonnonsuojelualue 14 protected area contained by site 0
Jurmon luonnonsuojelualue Yksityinen luonnonsuojelualue 41 protected area contained by site 0
Jurmo, Norrgrannas Yksityinen luonnonsuojelualue 52 protected area contained by site 0
Grimsörarnan hylkeidensuojelualue Hylkeidensuojelualue 2,209 protected area is adjacent to site 0
Bengtfolsin luonnonsuojelualue Yksityinen luonnonsuojelualue 43 protected area contained by site 0
Archipelago Sea Area UNESCO-MAB Biosphere Reserve 4,200,000 protected area contains site 73,500

Habitats

IUCN Habitat Habitat detail Extent (% of site)
Marine Neritic -
Unknown -
For further information about the habitat classification please click here.

Land use

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


Recommended citation
BirdLife International (2022) Important Bird Areas factsheet: Korppoo and Nauvo southern archipelago. Downloaded from http://www.birdlife.org on 29/11/2022.