Year of most recent IBA criteria assessment: 2000
Populations of IBA trigger speciesSpecies | Current IUCN Red List Category | Season | Year(s) of estimate | Population estimate | IBA Criteria Triggered |
---|---|---|---|---|---|
Caspian Tern Hydroprogne caspia | LC | breeding | 1997 | 42 breeding pairs | B1i, B2, C2, C6 |
Black Guillemot Cepphus grylle | LC | breeding | 1997 | 169-267 breeding pairs | B1ii, B2 |
Razorbill Alca torda | LC | breeding | 1997 | 320-590 breeding pairs | B1ii, B3, C3 |
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
Most recent IBA monitoring assessment | |||
---|---|---|---|
Year of assessment | Threat score (pressure) | Condition score (state) | Action score (response) |
2010 | medium | near favourable | low |
Was the whole site covered? | Yes | State assessed by | Population |
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%) | no or imperceptible deterioration | low |
Invasive and other problematic species and genes | invasive non-native/alien species/diseases - unspecified species | happening now | some of area/population (10-49%) | slow but significant deterioration | medium |
Condition of key/trigger populations (state) | ||||||
---|---|---|---|---|---|---|
Scientific | Common | TargetPop | ActualPop | Units | Remaining | Result |
Hydroprogne caspia | Caspian Tern | 50 | 50 | breeding pairs | 100 | favourable |
Cepphus grylle | Black Guillemot | 300 | 250 | breeding pairs | 84 | near favourable |
Alca torda | Razorbill | 600 | 600 | breeding pairs | 100 | favourable |
Conservation actions taken at site (response) | |||
---|---|---|---|
Conservation Designation | Management Planning | Conservation Action | Result |
Most of site (50-90%) covered (including the most critical parts for important bird species) | No management plan exists but the management planning process has begun | Substantive conservation measures are being implemented but these are not comprehensive and are limited by resources and capacity | low |
Protected Area | Designation | Area (ha) | Relationship with IBA | Overlap with IBA (ha) |
---|---|---|---|---|
Pernajanlahtien ja Pernajan saariston merensuojelualue /Pernajabay and Pernaja Archipelago marine protection areas | Baltic Sea Protected Area (HELCOM) | 65,755 | protected area overlaps with site | 0 |
Pernajanlahtien ja Pernajan saariston merensuojelualue | Site of Community Importance (Habitats Directive) | 65,775 | protected area overlaps with site | 0 |
Pernajanlahtien ja Pernajan saariston merensuojelualue | Special Protection Area (Birds Directive) | 65,775 | protected area overlaps with site | 14,046 |
Pernajan saariston luonnonsuojelualue | Yksityinen luonnonsuojelualue | 48 | protected area overlaps with site | 0 |
HAVERÖRNIN LUONNONSUOJELU | Yksityinen luonnonsuojelualue | 362 | protected area contained by site | 0 |
ASPSKÄRIN LUONNONSUOJELUA | Yksityinen luonnonsuojelualue | 366 | protected area contained by site | 731 |
Aspskär Islands | Ramsar Site, Wetland of International Importance | 728 | protected area contained by site | 369 |
IUCN Habitat | Habitat detail | Extent (% of site) |
---|---|---|
Sea | - | |
Coastline | Rock stacks and islets | - |
Land-use | Extent (% of site) |
---|---|
tourism/recreation | - |
hunting | - |
Recommended citation
BirdLife International (2022) Important Bird Areas factsheet: Pernaja outer archipelago. Downloaded from
http://www.birdlife.org on 07/07/2022.