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
Stock Dove Columba oenas LC breeding 1992 101-500 breeding pairs 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)
2010 low 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
Invasive and other problematic species and genes problematic native species/diseases - named species happening now majority/most of area/population (50-90%) no or imperceptible deterioration low
Pollution air-borne pollutants - type unknown/unrecorded happening now small area/few individuals (<10%) no or imperceptible deterioration low

Condition of key/trigger populations (state)
Scientific Common TargetPop ActualPop Units Remaining Result
Columba oenas Stock Dove 100 100 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site (50-90%) covered (including the most critical parts for important bird species) A management plan exists but it is out of date or not comprehensive Some limited conservation initiatives are in place low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)
RUISSALON TAMMIMETSÄ (LUONNONSUOJELUALUE) Yksityinen luonnonsuojelualue 59 protected area overlaps with site 87
Ruissalon lintuluodot Yksityinen luonnonsuojelualue 10 protected area is adjacent to site 0
Ruissalon lintulahdet ja -rannat Yksityinen luonnonsuojelualue 95 protected area overlaps with site 0
Ruissalon lehdot Site of Community Importance (Habitats Directive) 852 protected area overlaps with site 0
Ruissalon lehdot Yksityinen luonnonsuojelualue 249 protected area overlaps with site 0
Ruissalon lehdot Special Protection Area (Birds Directive) 852 protected area overlaps with site 689
MARJANIEMEN LUONNONSUOJELUALUE Yksityinen luonnonsuojelualue 34 protected area overlaps with site 0
Kuuvan jalopuumetsiköt Suojeltu luontotyyppi 16 protected area contained by site 0


IUCN Habitat Habitat detail Extent (% of site)
Forest Broadleaved deciduous woodland, Native coniferous woodland, Mixed woodland -
Grassland Alpine, subalpine and boreal grassland -
Artificial/Terrestrial Arable land -
For further information about the habitat classification please click here.

Land use

Land-use Extent (% of site)
agriculture -
nature conservation and research -
unknown -
For further information about the land use classification please click here.

Recommended citation
BirdLife International (2022) Important Bird Areas factsheet: Ruissalo. Downloaded from on 10/08/2022.