Haute Soule : Forêt des Arbailles

Location:France
Area:17,616 acres (7,129 hectares)
Species:All  Endangered  Invasive
Climate:View Climate Data
Land Use:View Land Use Data
Köppen climate classification:Cfb (Climate: warm temperate; Precipitation: fully humid; Temperature: warm summer)
Natura 2000 Data Sheet:View Data Sheet  Explanatory notes

Ecoregions

Cantabrian mixed forests
Pyrenees conifer and mixed forests

Soils

Protected Area Boundary
 AB
   
Share50 %30 %15 %5 %50 %30 %20 %
Soil TypeRendzic LeptosolsHaplic LuvisolsCalcaric CambisolsLithic LeptosolsCalcaric CambisolsEutric CambisolsEutric Regosols
Topsoil TextureMediumMediumMediumMediumCoarseCoarseFine
Reference Depth30 cm100 cm100 cm10 cm100 cm100 cm100 cm
DrainageImperfectlyModerately wellModerately wellImperfectlyWellWellModerately well
Available Water Capacity15 mm150 m100 m15 mm100 m100 m150 m
Phase 1Stony Stony    
Root Obstacle None to 80 cm40 - 60 cm 40 - 60 cm40 - 60 cm40 - 60 cm
Impermeable Layer None to 150 cmNone to 150 cm None to 150 cmNone to 150 cmNone to 150 cm
Soil Water Regime Not wet within 80 cm for over 3 months, nor wet within 40 cm for over 1 monthNot wet within 80 cm for over 3 months, nor wet within 40 cm for over 1 month Not wet within 80 cm for over 3 months, nor wet within 40 cm for over 1 monthNot wet within 80 cm for over 3 months, nor wet within 40 cm for over 1 monthNot wet within 80 cm for over 3 months, nor wet within 40 cm for over 1 month
Topsoil Properties
Gravel16 %4 %6 %21 %5 %10 %48 %
Sand37 %41 %36 %42 %76 %77 %26 %
Silt44 %37 %43 %34 %12 %14 %30 %
Clay19 %22 %21 %24 %12 %9 %44 %
USDA TextureLoamLoamLoamLoamSandy loamSandy loamClay
Reference Bulk Density1.41 g/cm³1.4 g/cm³1.39 g/cm³1.38 g/cm³1.55 g/cm³1.6 g/cm³1.26 g/cm³
Bulk Density1.24 g/cm³1.43 g/cm³1.41 g/cm³1.3 g/cm³1.48 g/cm³1.5 g/cm³1.28 g/cm³
Organic Carbon2.13 %0.74 %0.65 %1.61 %0.36 %0.7 %1.89 %
PH7.56.587.58.26.96.1
Clay Cation Exchange Capacity80 cmol kg⁻¹47 cmol kg⁻¹52 cmol kg⁻¹42 cmol kg⁻¹37 cmol kg⁻¹49 cmol kg⁻¹52 cmol kg⁻¹
Soil Cation Exchange Capacity27 cmol kg⁻¹13 cmol kg⁻¹16 cmol kg⁻¹16 cmol kg⁻¹10 cmol kg⁻¹7 cmol kg⁻¹24 cmol kg⁻¹
Base Saturation100 %91 %100 %100 %97 %91 %62 %
Total Exchangeable Bases28.8 cmol kg⁻¹11 cmol kg⁻¹24.3 cmol kg⁻¹15.5 cmol kg⁻¹8.4 cmol kg⁻¹6.7 cmol kg⁻¹12.9 cmol kg⁻¹
Calcium Carbonate6 %0 %7 %3.9 %3 %0.1 %0 %
Calcium Sulphate0 %0 %0 %0 %0 %0 %0 %
Exchangeable Sodium2 %1 %1 %3 %7 %2 %0 %
Electrical Conductivity0.1 dS m-10.1 dS m-10.4 dS m-10.1 dS m-10.2 dS m-10.1 dS m-10.1 dS m-1
Subsoil Properties
Gravel 3 %10 % 9 %20 %33 %
Sand 37 %34 % 70 %67 %24 %
Silt 34 %43 % 14 %16 %27 %
Clay 29 %23 % 16 %17 %49 %
USDA Texture Clay loamLoam Sandy loamSandy loamClay
Reference Bulk Density 1.35 g/cm³1.38 g/cm³ 1.5 g/cm³1.48 g/cm³1.24 g/cm³
Bulk Density 1.51 g/cm³1.45 g/cm³ 1.43 g/cm³1.5 g/cm³1.35 g/cm³
Organic Carbon 0.36 %0.43 % 0.34 %0.4 %0.61 %
PH 6.78.1 87.36.4
Clay Cation Exchange Capacity 50 cmol kg⁻¹54 cmol kg⁻¹ 36 cmol kg⁻¹48 cmol kg⁻¹40 cmol kg⁻¹
Soil Cation Exchange Capacity 14 cmol kg⁻¹16 cmol kg⁻¹ 22 cmol kg⁻¹8 cmol kg⁻¹23 cmol kg⁻¹
Base Saturation 93 %100 % 84 %91 %55 %
Total Exchangeable Bases 13.1 cmol kg⁻¹28.7 cmol kg⁻¹ 7.9 cmol kg⁻¹9.3 cmol kg⁻¹11.6 cmol kg⁻¹
Calcium Carbonate 0 %8.7 % 5.5 %0.1 %0 %
Calcium Sulphate 0 %0.4 % 0 %0 %0 %
Exchangeable Sodium 1 %1 % 4 %2 %0 %
Electrical Conductivity 0.1 dS m-10.3 dS m-1 0.4 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