Sirtsi

Location:Estonia
Area:16,585 acres (6,712 hectares)
Species:All  Endangered  Invasive
Climate:View Climate 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
 ABCD
     
Share70 %20 %5 %5 % 80 %15 %5 %60 %40 %
Soil TypeEutric GleysolsGleyic PodzolsHaplic PodzolsGleyic PodzolsEutric GleysolsEutric GleysolsCalcaric RegosolsTerric HistosolsTerric HistosolsFibric Histosols
Topsoil TextureCoarseCoarseCoarseCoarseMediumMediumMediumMediumMediumFine
Reference Depth100 cm100 cm100 cm100 cm100 cm100 cm100 cm100 cm100 cm100 cm
DrainagePoorPoorSomewhat excessivePoorPoorPoorModerately wellVery poorVery poorVery poor
Available Water Capacity75 m15 m15 m15 m125 m75 m50 m150 m150 m150 m
Phase 1GravellyGravellyGravellyGravellyStonyPetrocalcicPetrocalcic   
Phase 2     StonyStony   
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 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 cmNone to 150 cm
Soil Water RegimeWet within 40 cm depth for over 11 monthWet within 40 cm depth for over 11 monthNot wet within 80 cm for over 3 months, nor wet within 40 cm for over 1 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 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 40 cm depth for over 11 month
Topsoil Properties
Gravel10 %2 %3 %2 %4 %4 %14 %28 %28 %1 %
Sand78 %86 %87 %86 %37 %37 %44 %35 %35 %20 %
Silt13 %10 %9 %10 %40 %40 %35 %33 %33 %40 %
Clay9 %4 %4 %4 %23 %23 %21 %32 %32 %40 %
USDA TextureSandy loamLoamy sandLoamy sandLoamy sandLoamLoamLoamClay loamClay loamClay
Reference Bulk Density1.6 g/cm³1.73 g/cm³1.73 g/cm³1.73 g/cm³1.38 g/cm³1.38 g/cm³1.41 g/cm³1.32 g/cm³1.32 g/cm³1.26 g/cm³
Bulk Density1.36 g/cm³1.31 g/cm³1.4 g/cm³1.31 g/cm³1.35 g/cm³1.35 g/cm³1.37 g/cm³0.28 g/cm³0.28 g/cm³0.1 g/cm³
Organic Carbon0.57 %1.97 %2.18 %1.97 %1.07 %1.07 %0.75 %39.4 %39.4 %33.63 %
PH6.34.44.44.46.26.285.65.64.3
Clay Cation Exchange Capacity48 cmol kg⁻¹52 cmol kg⁻¹101 cmol kg⁻¹52 cmol kg⁻¹41 cmol kg⁻¹41 cmol kg⁻¹45 cmol kg⁻¹45 cmol kg⁻¹45 cmol kg⁻¹45 cmol kg⁻¹
Soil Cation Exchange Capacity6 cmol kg⁻¹6 cmol kg⁻¹9 cmol kg⁻¹6 cmol kg⁻¹13 cmol kg⁻¹13 cmol kg⁻¹17 cmol kg⁻¹87 cmol kg⁻¹87 cmol kg⁻¹77 cmol kg⁻¹
Base Saturation74 %18 %11 %18 %88 %88 %100 %75 %75 %62 %
Total Exchangeable Bases4.7 cmol kg⁻¹3.6 cmol kg⁻¹2.6 cmol kg⁻¹3.6 cmol kg⁻¹10.2 cmol kg⁻¹10.2 cmol kg⁻¹26.8 cmol kg⁻¹59.5 cmol kg⁻¹59.5 cmol kg⁻¹31.4 cmol kg⁻¹
Calcium Carbonate0 %0 %0 %0 %0 %0 %15 %0 %0 %0 %
Calcium Sulphate0 %0 %0 %0 %0 %0 %0 %0 %0 %0 %
Exchangeable Sodium2 %1 %1 %1 %2 %2 %2 %1 %1 %2 %
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-10.2 dS m-10.1 dS m-10.1 dS m-10.1 dS m-1
Subsoil Properties
Gravel20 %3 %4 %3 %5 %5 %18 %5 %5 %2 %
Sand64 %85 %88 %85 %36 %36 %40 %52 %52 %47 %
Silt13 %10 %8 %10 %36 %36 %35 %23 %23 %26 %
Clay23 %5 %4 %5 %28 %28 %25 %25 %25 %27 %
USDA TextureSandy clay loamLoamy sandSandLoamy sandClay loamClay loamLoamSandy clay loamSandy clay loamSandy clay loam
Reference Bulk Density1.43 g/cm³1.7 g/cm³1.74 g/cm³1.7 g/cm³1.35 g/cm³1.35 g/cm³1.37 g/cm³1.38 g/cm³1.38 g/cm³1.38 g/cm³
Bulk Density1.55 g/cm³1.54 g/cm³1.51 g/cm³1.54 g/cm³1.5 g/cm³1.5 g/cm³1.5 g/cm³0.18 g/cm³0.18 g/cm³0.1 g/cm³
Organic Carbon0.3 %0.91 %0.39 %0.91 %0.37 %0.37 %0.47 %38.46 %38.46 %32.89 %
PH6.44.954.96.66.68.15.85.84.6
Clay Cation Exchange Capacity38 cmol kg⁻¹44 cmol kg⁻¹66 cmol kg⁻¹44 cmol kg⁻¹42 cmol kg⁻¹42 cmol kg⁻¹52 cmol kg⁻¹49 cmol kg⁻¹49 cmol kg⁻¹71 cmol kg⁻¹
Soil Cation Exchange Capacity10 cmol kg⁻¹3 cmol kg⁻¹2 cmol kg⁻¹3 cmol kg⁻¹13 cmol kg⁻¹13 cmol kg⁻¹15 cmol kg⁻¹88 cmol kg⁻¹88 cmol kg⁻¹78 cmol kg⁻¹
Base Saturation81 %21 %21 %21 %90 %90 %100 %96 %96 %40 %
Total Exchangeable Bases6.9 cmol kg⁻¹1.7 cmol kg⁻¹1.5 cmol kg⁻¹1.7 cmol kg⁻¹11.9 cmol kg⁻¹11.9 cmol kg⁻¹36.5 cmol kg⁻¹81.8 cmol kg⁻¹81.8 cmol kg⁻¹27.4 cmol kg⁻¹
Calcium Carbonate0 %0 %0 %0 %0 %0 %15 %0 %0 %0 %
Calcium Sulphate0 %0 %0 %0 %0 %0 %0 %0 %0 %0 %
Exchangeable Sodium3 %3 %3 %3 %2 %2 %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-10.3 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