National gene conservation unit number: GR11
Date of collection of the field data entered: 2008
Date of the most recent visit: 2022

Location

Unit country: Finland
Unit province or state: -
Unit department or county: -
Unit municipality: Simo
Unit local name: Hatara
Ownership of the unit: Public
Unit elevation [m a.s.l.]: 105 - 105
Unit surface area [ha]: 56.56
Coordinates (Public coordinates): Latitude (Decimal):65.9692 | Longitude (Decimal): 25.4759

Soil: Fibric Histosols

Climate

Mean monthly temperature and mean monthly precipitation²

Climatic zone: Boreal / Alpine.
Environmental zone:Cold and mesic.
Aridity index: 2.034

Species

All tree species reported in the unit: Betula pubescens; Pinus sylvestris; Picea abies
Target species for conservation in the GCU: Betula pubescens

Unit type: Gene reserve forest, Forest area managed for wood production AND/or multiple uses AND services

Target species: Betula pubescens
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 (%): 100%
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)