Key Biodiversity Areas

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Värtsilä valley (1330)
Finland, Europe

Site overview


KBA status: confirmed
Year of last assessment: 2025
National site name: Värtsilän laakso
Central coordinates: Latitude: 62.2000, Longitude: 30.6333
System: terrestrial, freshwater
Elevation (m): 70 to 70
Area of KBA (km2): 7.62752
Protected area coverage (%): 66.88
KBA classification: Regional
Legacy site: Yes

Site details


Site description: A diverse, fertile, open valley surrounded by large areas of woodland situated around the settlement of V&auml;rtsil&auml;. The area includes two small, shallow, eutrophic lakes, S&auml;&auml;peri and Uudenkyl&auml;nlampi, surrounded by farmland, mostly cereals, and also by wild meadows. The J&auml;nisjoki river flows across the area, into Lake Ladoga in Russia.</P>
Rationale for qualifying as KBA: One of the few known regular breeding sites in Finland for <I>Emberiza aureola</I> (3-7 pairs). <I>Tringa stagnatilis</I> has bred twice during the 1985-1995 period. Also a nationally important spring staging area for <I>Anser fabalis </I>(400-600 birds), <I>Tringa erythropus</I> (100-500 birds), <I>T. nebularia</I> (100-500 birds) and <I>Calcarius lapponicus</I> (1,000-5,000 birds). Species of global conservation concern that do not meet IBA criteria: <I>Circus macrourus</I> (max. 3 birds, passage),<I> Aquila clanga</I> (max. 1 bird, passage), <I>Gallinago media</I> (1-5 birds, passage).</P>
Manageability of the site: Site identified based on BirdLife International's Important Bird and Biodiversity Areas, under which manageability is strongly recommended but not explicitly documented

Habitats


IUCN HabitatCoverage %Habitat detail
Wetlands(Inland)40
Artificial - Terrestrial55

Threats


Summary of threats to biodiversity at KBA: A few hundred people live in the valley and impact on the area. Disturbance is greatest in autumn when wildfowling starts. There have been attempts to manage the scrub on the shores of S&auml;&auml;peri lake specifically for improving the breeding habitat for <I>Emberiza aureola</I>,<I> </I>but without success. Overgrowth of the wetland is a threat. A birdwatching tower is situated on the shore of S&auml;&auml;peri lake. Part of the area is a candidate SAC.</P>
Threat level 1Threat level 2Threat level 3Timing
Natural system modificationsDams & water management/useAbstraction of surface water (unknown use)Ongoing
Agriculture & aquacultureAnnual & perennial non-timber cropsAgro-industry farmingOngoing
PollutionAgricultural & forestry effluentsType Unknown/UnrecordedOngoing

Additional information


Contributors: Site identified based on Important Bird and Biodiversity Areas by the BirdLife International Partnership