Sauniku

Location:Estonia
Area:298 acres (121 hectares)
Species:All  Endangered  Invasive
Climate:View Climate Data
Land Use:View Land Use Data
Köppen climate classification:Dfb (Climate: snow; Precipitation: fully humid; Temperature: warm summer)
Natura 2000 Data Sheet:View Data Sheet  Explanatory notes

Ecoregions

Sarmatic mixed forests

Soils

Link to Map
Protected Area Boundary
 AB
   
Share45 %20 %20 %15 % 
Soil TypeGleyic LuvisolsEutric PlanosolsEutric GleysolsTerric HistosolsEutric Gleysols
Topsoil TextureMediumMediumMediumMediumCoarse
Reference Depth100 cm100 cm100 cm100 cm100 cm
DrainagePoorPoorPoorVery poorPoor
Available Water Capacity15 m15 m125 m150 m75 m
Phase 1StonyStonyStony Gravelly
Phase 2GravellyGravelly   
Root ObstacleNone to 80 cmNone to 80 cmNone to 80 cmNone to 80 cmNone to 80 cm
Impermeable Layer40 - 80 cm40 - 80 cmNone to 150 cmNone to 150 cmNone to 150 cm
Soil Water RegimeWet within 80 cm over 6 months, but not wet within 40 cm for over 11 monthWet within 80 cm over 6 months, but not wet within 40 cm for over 11 monthWet within 40 cm depth for over 11 monthWet within 40 cm depth for over 11 monthWet within 40 cm depth for over 11 month
Topsoil Properties
Gravel5 %4 %4 %28 %10 %
Sand47 %42 %37 %35 %78 %
Silt29 %38 %40 %33 %13 %
Clay24 %20 %23 %32 %9 %
USDA TextureLoamLoamLoamClay loamSandy loam
Reference Bulk Density1.39 g/cm³1.41 g/cm³1.38 g/cm³1.32 g/cm³1.6 g/cm³
Bulk Density1.54 g/cm³1.47 g/cm³1.35 g/cm³0.28 g/cm³1.36 g/cm³
Organic Carbon0.83 %1.06 %1.07 %39.4 %0.57 %
PH6.35.66.25.66.3
Clay Cation Exchange Capacity46 cmol kg⁻¹37 cmol kg⁻¹41 cmol kg⁻¹45 cmol kg⁻¹48 cmol kg⁻¹
Soil Cation Exchange Capacity16 cmol kg⁻¹11 cmol kg⁻¹13 cmol kg⁻¹87 cmol kg⁻¹6 cmol kg⁻¹
Base Saturation93 %67 %88 %75 %74 %
Total Exchangeable Bases14.9 cmol kg⁻¹8.4 cmol kg⁻¹10.2 cmol kg⁻¹59.5 cmol kg⁻¹4.7 cmol kg⁻¹
Calcium Carbonate0 %0 %0 %0 %0 %
Calcium Sulphate0 %0 %0 %0 %0 %
Exchangeable Sodium2 %3 %2 %1 %2 %
Electrical Conductivity0.1 dS m-10.1 dS m-10.1 dS m-10.1 dS m-10.1 dS m-1
Subsoil Properties
Gravel6 %4 %5 %5 %20 %
Sand39 %33 %36 %52 %64 %
Silt27 %31 %36 %23 %13 %
Clay34 %36 %28 %25 %23 %
USDA TextureClay loamClay loamClay loamSandy clay loamSandy clay loam
Reference Bulk Density1.33 g/cm³1.3 g/cm³1.35 g/cm³1.38 g/cm³1.43 g/cm³
Bulk Density1.65 g/cm³1.4 g/cm³1.5 g/cm³0.18 g/cm³1.55 g/cm³
Organic Carbon0.28 %0.43 %0.37 %38.46 %0.3 %
PH76.36.65.86.4
Clay Cation Exchange Capacity44 cmol kg⁻¹47 cmol kg⁻¹42 cmol kg⁻¹49 cmol kg⁻¹38 cmol kg⁻¹
Soil Cation Exchange Capacity16 cmol kg⁻¹17 cmol kg⁻¹13 cmol kg⁻¹88 cmol kg⁻¹10 cmol kg⁻¹
Base Saturation99 %89 %90 %96 %81 %
Total Exchangeable Bases15.9 cmol kg⁻¹15.2 cmol kg⁻¹11.9 cmol kg⁻¹81.8 cmol kg⁻¹6.9 cmol kg⁻¹
Calcium Carbonate0.4 %0 %0 %0 %0 %
Calcium Sulphate0 %0 %0 %0 %0 %
Exchangeable Sodium2 %4 %2 %1 %3 %
Electrical Conductivity0.1 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