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Location Finland, Etelä-Suomen lääni
Central coordinates 26o 20.00' East  60o 13.00' North
IBA criteria B1i, B1ii, B2, B3, C2, C3, C6
Area 18,250 ha
Altitude
Year of IBA assessment 2000

BirdLife SUOMI-FINLAND



Site description A fairly large offshore archipelago in the middle of the Gulf of Finland. The mainly small and rocky islands and islets are separated by large expanses of open sea. The larger islands support mixed forest or Juniperus stands, sometimes interspersed with small patches of meadow.

Populations of IBA trigger species

Species Season Period Population estimate Quality of estimate IBA Criteria IUCN Category
Caspian Tern Hydroprogne caspia breeding  1997  42 breeding pairs  good  B1i, B2, C2, C6  Least Concern 
Razorbill Alca torda breeding  1997  320-590 breeding pairs  good  B1ii, B3, C3  Least Concern 
Black Guillemot Cepphus grylle breeding  1997  169-267 breeding pairs  good  B1ii, B2  Least Concern 

Protected areas

Protected area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)  
Aspskär Islands Wetlands of International Importance (Ramsar) 731 protected area contained by site 369  
Aspskärin luonnonsuojelualue Private Nature Reserve 366 protected area contained by site 731  
Pernajanlahtien ja Pernajan saariston merensuojelualue - FI0100078 Birds Directive 65,775 protected area overlaps with site 14,046  

Habitats

IUCN habitat Habitat detail Extent (% of site)
Sea   50%
Coastline Rock stacks and islets  50%

Land use

Land-use Extent (% of site)
tourism/recreation -
hunting -

Protection status National Low International Partial731 ha of IBA covered by Protected Area on Private Land (Aspskär, 731 ha). 731 ha of IBA covered by Ramsar Site (Aspskär, 731 ha). 14,277 ha of IBA covered by Special Protection Area (Pernajanlahtien ja Pernajan saariston)

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Recommended citation  BirdLife International (2014) Important Bird Areas factsheet: Pernaja outer archipelago. Downloaded from http://www.birdlife.org on 21/10/2014

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