Haute soule: Massif forestier, gorges d'Holzarté et d'Olhadubi

Location:France
Area:6,457 acres (2,613 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

Pyrenees conifer and mixed forests

Soils

Protected Area Boundary
 AB
   
Share50 %30 %20 %60 %20 %15 %5 %
Soil TypeHumic CambisolsCalcaric PhaeozemsRendzic LeptosolsEutric CambisolsHaplic LuvisolsRendzic LeptosolsCalcaric Phaeozems
Topsoil TextureMediumMediumFineMediumMediumMediumMedium
Reference Depth100 cm100 cm30 cm100 cm100 cm30 cm100 cm
DrainageModerately wellModerately wellImperfectlyModerately wellModerately wellImperfectlyModerately well
Available Water Capacity150 m150 m50 mm150 m150 m50 mm150 m
Root Obstacle60 - 80 cm60 - 80 cm None to 80 cmNone to 80 cm None to 80 cm
Impermeable LayerNone to 150 cmNone to 150 cm None to 150 cmNone to 150 cm None to 150 cm
Soil Water RegimeNot 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 month Not wet within 80 cm for over 3 months, nor wet within 40 cm for over 1 month
Topsoil Properties
Gravel8 %3 %20 %9 %4 %16 %3 %
Sand41 %35 %19 %42 %41 %37 %35 %
Silt36 %43 %37 %36 %37 %44 %43 %
Clay23 %22 %44 %22 %22 %19 %22 %
USDA TextureLoamLoamClayLoamLoamLoamLoam
Reference Bulk Density1.39 g/cm³1.38 g/cm³1.25 g/cm³1.4 g/cm³1.4 g/cm³1.41 g/cm³1.38 g/cm³
Bulk Density1.1 g/cm³1.46 g/cm³1.32 g/cm³1.37 g/cm³1.43 g/cm³1.24 g/cm³1.46 g/cm³
Organic Carbon2.72 %1.37 %2.1 %1 %0.74 %2.13 %1.37 %
PH5.37.97.76.66.57.57.9
Clay Cation Exchange Capacity52 cmol kg⁻¹67 cmol kg⁻¹51 cmol kg⁻¹55 cmol kg⁻¹47 cmol kg⁻¹80 cmol kg⁻¹67 cmol kg⁻¹
Soil Cation Exchange Capacity21 cmol kg⁻¹17 cmol kg⁻¹33 cmol kg⁻¹16 cmol kg⁻¹13 cmol kg⁻¹27 cmol kg⁻¹17 cmol kg⁻¹
Base Saturation25 %100 %100 %93 %91 %100 %100 %
Total Exchangeable Bases5.4 cmol kg⁻¹25.8 cmol kg⁻¹34.5 cmol kg⁻¹14 cmol kg⁻¹11 cmol kg⁻¹28.8 cmol kg⁻¹25.8 cmol kg⁻¹
Calcium Carbonate0 %3.4 %15 %0 %0 %6 %3.4 %
Calcium Sulphate0 %0 %0 %0 %0 %0 %0 %
Exchangeable Sodium1 %1 %1 %2 %1 %2 %1 %
Electrical Conductivity0.1 dS m-10.2 dS m-10.1 dS m-10.1 dS m-10.1 dS m-10.1 dS m-10.2 dS m-1
Subsoil Properties
Gravel6 %5 % 12 %3 % 5 %
Sand44 %35 % 41 %37 % 35 %
Silt32 %44 % 34 %34 % 44 %
Clay24 %21 % 25 %29 % 21 %
USDA TextureLoamLoam LoamClay loam Loam
Reference Bulk Density1.39 g/cm³1.39 g/cm³ 1.38 g/cm³1.35 g/cm³ 1.39 g/cm³
Bulk Density1.16 g/cm³1.44 g/cm³ 1.39 g/cm³1.51 g/cm³ 1.44 g/cm³
Organic Carbon1.07 %0.48 % 0.37 %0.36 % 0.48 %
PH5.38.2 76.7 8.2
Clay Cation Exchange Capacity37 cmol kg⁻¹71 cmol kg⁻¹ 55 cmol kg⁻¹50 cmol kg⁻¹ 71 cmol kg⁻¹
Soil Cation Exchange Capacity14 cmol kg⁻¹14 cmol kg⁻¹ 15 cmol kg⁻¹14 cmol kg⁻¹ 14 cmol kg⁻¹
Base Saturation30 %100 % 93 %93 % 100 %
Total Exchangeable Bases2.5 cmol kg⁻¹22.2 cmol kg⁻¹ 15.1 cmol kg⁻¹13.1 cmol kg⁻¹ 22.2 cmol kg⁻¹
Calcium Carbonate0 %11.4 % 0.1 %0 % 11.4 %
Calcium Sulphate0 %0 % 0 %0 % 0 %
Exchangeable Sodium2 %2 % 2 %1 % 2 %
Electrical Conductivity0.1 dS m-10.1 dS m-1 0.1 dS m-10.1 dS m-1 0.1 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