National gene conservation unit number: GR42
Population number: -

GCU
Date of collection of the field data entered: 2008
Date of the most recent visit: 2019

POPULATION
Year of Establishment of the GCU for the species: 2004
Date (or partial of date) of the most recent visit: 2017

Location

Unit country: Finland
Unit province or state: -
Unit department or county: -
Unit municipality: Tammisaari
Unit local name: Akkalahti
Ownership of the unit: Public
Unit elevation [m a.s.l.]: 5
Unit surface area [ha]: 22.21
Coordinates ( Public coordinates): Latitude (Decimal):60.0426 | Longitude (Decimal): 23.0233

Soil: Lithic Leptosols

Climate

Mean monthly temperature and mean monthly precipitation²

Climatic zone: Boreal / Alpine.
Environmental zone:Cold and mesic.
Aridity index: 2.019

Species

All tree species growing in the unit: Quercus robur; Picea abies; Pinus sylvestris; Fraxinus excelsior
Target species for conservation in the GCU: Quercus robur

Unit type: Gene reserve forest, Biodiversity conservation (habitats AND/or species), Forest area managed for wood production AND/or multiple uses AND services

Target species: Quercus robur
Status of the target species in the GCU: -
Category of the target species in the GCU: In situ
Origin of the target species in the GCU : Autochtonous
Population share (%): 93%
Estimated number of reproducing trees (interval): 500 - 4999
Status of long-term viable regeneration: Requires management intervention

Management
Population management: Conservation through active intervention carried out
Predominant silvicultural system: Clear-cutting with natural regeneration (seed trees or strips)