Tolkansuo

Location:Finland
Area:4,917 acres (1,990 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

Protected Area Boundary
 AB
   
Share50 %20 %20 %5 %5 %40 %30 %20 %10 %
Soil TypeHaplic PodzolsTerric HistosolsFibric HistosolsVertic CambisolsGleyic PodzolsFibric HistosolsHaplic PodzolsTerric HistosolsGleyic Podzols
Topsoil TextureCoarseMediumFineFineCoarseFineCoarseMediumCoarse
Reference Depth100 cm100 cm100 cm100 cm100 cm100 cm100 cm100 cm100 cm
DrainageSomewhat excessiveVery poorVery poorModerately wellPoorVery poorSomewhat excessiveVery poorPoor
Available Water Capacity50 m150 m150 m150 m50 m150 m50 m150 m50 m
Phase 1Stony   Stony Stony Stony
Root ObstacleNone to 80 cmNone to 80 cmNone to 80 cmNone to 80 cmNone to 80 cmNone 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 cmNone to 150 cmNone 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 40 cm depth for over 11 monthWet within 40 cm depth for over 11 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 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 monthWet within 80 cm for 3 to 6 months, but not wet within 40 cm for over 1 month
Misc. Property   Vertic (cracks of more than 1 cm wide)     
Topsoil Properties
Gravel3 %28 %1 %2 %2 %1 %3 %28 %2 %
Sand87 %35 %20 %20 %86 %20 %87 %35 %86 %
Silt9 %33 %40 %29 %10 %40 %9 %33 %10 %
Clay4 %32 %40 %51 %4 %40 %4 %32 %4 %
USDA TextureLoamy sandClay loamClayClayLoamy sandClayLoamy sandClay loamLoamy sand
Reference Bulk Density1.73 g/cm³1.32 g/cm³1.26 g/cm³1.23 g/cm³1.73 g/cm³1.26 g/cm³1.73 g/cm³1.32 g/cm³1.73 g/cm³
Bulk Density1.4 g/cm³0.28 g/cm³0.1 g/cm³1.43 g/cm³1.31 g/cm³0.1 g/cm³1.4 g/cm³0.28 g/cm³1.31 g/cm³
Organic Carbon2.18 %39.4 %33.63 %0.96 %1.97 %33.63 %2.18 %39.4 %1.97 %
PH4.45.64.37.34.44.34.45.64.4
Clay Cation Exchange Capacity101 cmol kg⁻¹45 cmol kg⁻¹45 cmol kg⁻¹54 cmol kg⁻¹52 cmol kg⁻¹45 cmol kg⁻¹101 cmol kg⁻¹45 cmol kg⁻¹52 cmol kg⁻¹
Soil Cation Exchange Capacity9 cmol kg⁻¹87 cmol kg⁻¹77 cmol kg⁻¹36 cmol kg⁻¹6 cmol kg⁻¹77 cmol kg⁻¹9 cmol kg⁻¹87 cmol kg⁻¹6 cmol kg⁻¹
Base Saturation11 %75 %62 %94 %18 %62 %11 %75 %18 %
Total Exchangeable Bases2.6 cmol kg⁻¹59.5 cmol kg⁻¹31.4 cmol kg⁻¹27.4 cmol kg⁻¹3.6 cmol kg⁻¹31.4 cmol kg⁻¹2.6 cmol kg⁻¹59.5 cmol kg⁻¹3.6 cmol kg⁻¹
Calcium Carbonate0 %0 %0 %0.3 %0 %0 %0 %0 %0 %
Calcium Sulphate0 %0 %0 %0 %0 %0 %0 %0 %0 %
Exchangeable Sodium1 %1 %2 %1 %1 %2 %1 %1 %1 %
Electrical Conductivity0.1 dS m-10.1 dS m-10.1 dS m-10.1 dS m-10.1 dS m-10.1 dS m-10.1 dS m-10.1 dS m-10.1 dS m-1
Subsoil Properties
Gravel4 %5 %2 %4 %3 %2 %4 %5 %3 %
Sand88 %52 %47 %18 %85 %47 %88 %52 %85 %
Silt8 %23 %26 %29 %10 %26 %8 %23 %10 %
Clay4 %25 %27 %53 %5 %27 %4 %25 %5 %
USDA TextureSandSandy clay loamSandy clay loamClayLoamy sandSandy clay loamSandSandy clay loamLoamy sand
Reference Bulk Density1.74 g/cm³1.38 g/cm³1.38 g/cm³1.22 g/cm³1.7 g/cm³1.38 g/cm³1.74 g/cm³1.38 g/cm³1.7 g/cm³
Bulk Density1.51 g/cm³0.18 g/cm³0.1 g/cm³1.46 g/cm³1.54 g/cm³0.1 g/cm³1.51 g/cm³0.18 g/cm³1.54 g/cm³
Organic Carbon0.39 %38.46 %32.89 %0.43 %0.91 %32.89 %0.39 %38.46 %0.91 %
PH55.84.67.74.94.655.84.9
Clay Cation Exchange Capacity66 cmol kg⁻¹49 cmol kg⁻¹71 cmol kg⁻¹61 cmol kg⁻¹44 cmol kg⁻¹71 cmol kg⁻¹66 cmol kg⁻¹49 cmol kg⁻¹44 cmol kg⁻¹
Soil Cation Exchange Capacity2 cmol kg⁻¹88 cmol kg⁻¹78 cmol kg⁻¹35 cmol kg⁻¹3 cmol kg⁻¹78 cmol kg⁻¹2 cmol kg⁻¹88 cmol kg⁻¹3 cmol kg⁻¹
Base Saturation21 %96 %40 %99 %21 %40 %21 %96 %21 %
Total Exchangeable Bases1.5 cmol kg⁻¹81.8 cmol kg⁻¹27.4 cmol kg⁻¹34.3 cmol kg⁻¹1.7 cmol kg⁻¹27.4 cmol kg⁻¹1.5 cmol kg⁻¹81.8 cmol kg⁻¹1.7 cmol kg⁻¹
Calcium Carbonate0 %0 %0 %4 %0 %0 %0 %0 %0 %
Calcium Sulphate0 %0 %0 %0 %0 %0 %0 %0 %0 %
Exchangeable Sodium3 %1 %1 %2 %3 %1 %3 %1 %3 %
Electrical Conductivity0.1 dS m-10.1 dS m-10.1 dS m-10.1 dS m-10.1 dS m-10.1 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