Ahtialanjärvi

Location:Finland
Area:393 acres (159 hectares)
Species:All  Endangered  Invasive
Climate:View Climate Data
Land Use:View Land Use Data
Köppen climate classification:Dfc (Climate: snow; Precipitation: fully humid; Temperature: cool summer)
Natura 2000 Data Sheet:View Data Sheet  Explanatory notes

Ecoregions

Scandinavian and Russian taiga

Soils

Link to Map
Protected Area Boundary
 A
  
Share50 %30 %10 %10 %
Soil TypeDystric CambisolsHaplic PodzolsEutric GleysolsFibric Histosols
Topsoil TextureMediumCoarseFineFine
Reference Depth100 cm100 cm100 cm100 cm
DrainageModerately wellSomewhat excessiveVery poorVery poor
Available Water Capacity150 m50 m150 m150 m
Phase 1 Stony  
Root ObstacleNone to 80 cmNone to 80 cmNone to 80 cmNone to 80 cm
Impermeable LayerNone to 150 cmNone to 150 cmNone to 150 cmNone to 150 cm
Soil Water RegimeWet within 80 cm for 3 to 6 months, but not wet within 40 cm for over 1 monthWet within 80 cm for 3 to 6 months, but not wet within 40 cm for over 1 monthWet within 80 cm for 3 to 6 months, but not wet within 40 cm for over 1 monthWet within 40 cm depth for over 11 month
Topsoil Properties
Gravel10 %3 %1 %1 %
Sand42 %87 %17 %20 %
Silt38 %9 %32 %40 %
Clay20 %4 %51 %40 %
USDA TextureLoamLoamy sandClayClay
Reference Bulk Density1.41 g/cm³1.73 g/cm³1.22 g/cm³1.26 g/cm³
Bulk Density1.3 g/cm³1.4 g/cm³1.25 g/cm³0.1 g/cm³
Organic Carbon1.45 %2.18 %1.25 %33.63 %
PH5.14.45.84.3
Clay Cation Exchange Capacity32 cmol kg⁻¹101 cmol kg⁻¹37 cmol kg⁻¹45 cmol kg⁻¹
Soil Cation Exchange Capacity12 cmol kg⁻¹9 cmol kg⁻¹25 cmol kg⁻¹77 cmol kg⁻¹
Base Saturation38 %11 %78 %62 %
Total Exchangeable Bases4.3 cmol kg⁻¹2.6 cmol kg⁻¹18.9 cmol kg⁻¹31.4 cmol kg⁻¹
Calcium Carbonate0 %0 %0 %0 %
Calcium Sulphate0 %0 %0 %0 %
Exchangeable Sodium2 %1 %2 %2 %
Electrical Conductivity0.1 dS m-10.1 dS m-10.1 dS m-10.1 dS m-1
Subsoil Properties
Gravel19 %4 %1 %2 %
Sand45 %88 %19 %47 %
Silt35 %8 %29 %26 %
Clay20 %4 %52 %27 %
USDA TextureLoamSandClaySandy clay loam
Reference Bulk Density1.42 g/cm³1.74 g/cm³1.23 g/cm³1.38 g/cm³
Bulk Density1.36 g/cm³1.51 g/cm³1.35 g/cm³0.1 g/cm³
Organic Carbon0.5 %0.39 %0.45 %32.89 %
PH5.2564.6
Clay Cation Exchange Capacity35 cmol kg⁻¹66 cmol kg⁻¹40 cmol kg⁻¹71 cmol kg⁻¹
Soil Cation Exchange Capacity9 cmol kg⁻¹2 cmol kg⁻¹23 cmol kg⁻¹78 cmol kg⁻¹
Base Saturation33 %21 %84 %40 %
Total Exchangeable Bases2.6 cmol kg⁻¹1.5 cmol kg⁻¹17 cmol kg⁻¹27.4 cmol kg⁻¹
Calcium Carbonate0 %0 %0 %0 %
Calcium Sulphate0 %0 %0 %0 %
Exchangeable Sodium2 %3 %3 %1 %
Electrical Conductivity0.1 dS m-10.1 dS m-10.1 dS m-10.1 dS m-1
Soil data provided by FAO/IIASA/ISRIC/ISSCAS/JRC, 2012. Harmonized World Soil Database (version 1.2). FAO, Rome, Italy and IIASA, Laxenburg, Austria.
Köppen climate classification provided by Kottek, M., J. Grieser, C. Beck, B. Rudolf, and F. Rubel, 2006: World Map of Köppen-Geiger Climate Classification updated. Meteorol. Z., 15, 259-263