Alde Feanen

Location:Netherlands
Area:5,246 acres (2,123 hectares)
Species:All  Endangered  Invasive
Climate:View Climate Data
Köppen climate classification:Cfb (Climate: warm temperate; Precipitation: fully humid; Temperature: warm summer)
Natura 2000 Data Sheet:View Data Sheet  Explanatory notes
Ramsar Sites Information Service:View Data Sheet

Ecoregions

Atlantic mixed forests

Soils

Protected Area Boundary
 ABC
    
Share 70 %30 %80 %20 %
Soil TypeTerric HistosolsTerric HistosolsEutric FluvisolsFibric HistosolsFibric Histosols
Topsoil TextureMediumMediumFineFineFine
Reference Depth100 cm100 cm100 cm100 cm100 cm
DrainageVery poorVery poorVery poorVery poorVery poor
Available Water Capacity150 m150 m150 m150 m150 m
Root Obstacle40 - 60 cm40 - 60 cm40 - 60 cm20 - 40 cm20 - 40 cm
Impermeable LayerNone to 150 cmNone to 150 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 80 cm over 6 months, but not wet within 40 cm for over 11 monthWet within 40 cm depth for over 11 monthWet within 80 cm over 6 months, but not wet within 40 cm for over 11 month
Topsoil Properties
Gravel28 %28 %4 %1 %1 %
Sand35 %35 %19 %20 %20 %
Silt33 %33 %32 %40 %40 %
Clay32 %32 %49 %40 %40 %
USDA TextureClay loamClay loamClayClayClay
Reference Bulk Density1.32 g/cm³1.32 g/cm³1.24 g/cm³1.26 g/cm³1.26 g/cm³
Bulk Density0.28 g/cm³0.28 g/cm³1.27 g/cm³0.1 g/cm³0.1 g/cm³
Organic Carbon39.4 %39.4 %1.19 %33.63 %33.63 %
PH5.65.66.24.34.3
Clay Cation Exchange Capacity45 cmol kg⁻¹45 cmol kg⁻¹38 cmol kg⁻¹45 cmol kg⁻¹45 cmol kg⁻¹
Soil Cation Exchange Capacity87 cmol kg⁻¹87 cmol kg⁻¹24 cmol kg⁻¹77 cmol kg⁻¹77 cmol kg⁻¹
Base Saturation75 %75 %91 %62 %62 %
Total Exchangeable Bases59.5 cmol kg⁻¹59.5 cmol kg⁻¹22.7 cmol kg⁻¹31.4 cmol kg⁻¹31.4 cmol kg⁻¹
Calcium Carbonate0 %0 %0 %0 %0 %
Calcium Sulphate0 %0 %0 %0 %0 %
Exchangeable Sodium1 %1 %1 %2 %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
Gravel5 %5 %3 %2 %2 %
Sand52 %52 %21 %47 %47 %
Silt23 %23 %32 %26 %26 %
Clay25 %25 %47 %27 %27 %
USDA TextureSandy clay loamSandy clay loamClaySandy clay loamSandy clay loam
Reference Bulk Density1.38 g/cm³1.38 g/cm³1.24 g/cm³1.38 g/cm³1.38 g/cm³
Bulk Density0.18 g/cm³0.18 g/cm³1.39 g/cm³0.1 g/cm³0.1 g/cm³
Organic Carbon38.46 %38.46 %0.55 %32.89 %32.89 %
PH5.85.86.84.64.6
Clay Cation Exchange Capacity49 cmol kg⁻¹49 cmol kg⁻¹41 cmol kg⁻¹71 cmol kg⁻¹71 cmol kg⁻¹
Soil Cation Exchange Capacity88 cmol kg⁻¹88 cmol kg⁻¹20 cmol kg⁻¹78 cmol kg⁻¹78 cmol kg⁻¹
Base Saturation96 %96 %99 %40 %40 %
Total Exchangeable Bases81.8 cmol kg⁻¹81.8 cmol kg⁻¹18.2 cmol kg⁻¹27.4 cmol kg⁻¹27.4 cmol kg⁻¹
Calcium Carbonate0 %0 %0.2 %0 %0 %
Calcium Sulphate0 %0 %0 %0 %0 %
Exchangeable Sodium1 %1 %2 %1 %1 %
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