MASSIF DE SAOU ET CRETES DE LA TOUR

Location:France
Area:16,499 acres (6,677 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

Northeastern Spain and Southern France Mediterranean forests

Soils

Protected Area Boundary
 AB
   
Share50 %30 %20 %50 %20 %15 %15 %
Soil TypeRendzic LeptosolsEutric CambisolsHaplic LuvisolsRendzic LeptosolsCalcaric CambisolsEutric CambisolsChromic Cambisols
Topsoil TextureMediumMediumMediumMediumMediumMediumMedium
Reference Depth30 cm100 cm100 cm30 cm100 cm100 cm100 cm
DrainageImperfectlyModerately wellModerately wellImperfectlyModerately wellModerately wellModerately well
Available Water Capacity15 mm100 m150 m50 mm100 m150 m150 m
Phase 1StonyStony  Stony  
Root Obstacle 60 - 80 cmNone to 80 cm 40 - 60 cm60 - 80 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 %9 %4 %16 %6 %9 %10 %
Sand37 %42 %41 %37 %36 %42 %49 %
Silt44 %36 %37 %44 %43 %36 %28 %
Clay19 %22 %22 %19 %21 %22 %23 %
USDA TextureLoamLoamLoamLoamLoamLoamLoam
Reference Bulk Density1.41 g/cm³1.4 g/cm³1.4 g/cm³1.41 g/cm³1.39 g/cm³1.4 g/cm³1.4 g/cm³
Bulk Density1.24 g/cm³1.37 g/cm³1.43 g/cm³1.24 g/cm³1.41 g/cm³1.37 g/cm³1.31 g/cm³
Organic Carbon2.13 %1 %0.74 %2.13 %0.65 %1 %0.98 %
PH7.56.66.57.586.66.6
Clay Cation Exchange Capacity80 cmol kg⁻¹55 cmol kg⁻¹47 cmol kg⁻¹80 cmol kg⁻¹52 cmol kg⁻¹55 cmol kg⁻¹42 cmol kg⁻¹
Soil Cation Exchange Capacity27 cmol kg⁻¹16 cmol kg⁻¹13 cmol kg⁻¹27 cmol kg⁻¹16 cmol kg⁻¹16 cmol kg⁻¹13 cmol kg⁻¹
Base Saturation100 %93 %91 %100 %100 %93 %83 %
Total Exchangeable Bases28.8 cmol kg⁻¹14 cmol kg⁻¹11 cmol kg⁻¹28.8 cmol kg⁻¹24.3 cmol kg⁻¹14 cmol kg⁻¹11.6 cmol kg⁻¹
Calcium Carbonate6 %0 %0 %6 %7 %0 %0.1 %
Calcium Sulphate0 %0 %0 %0 %0 %0 %0 %
Exchangeable Sodium2 %2 %1 %2 %1 %2 %2 %
Electrical Conductivity0.1 dS m-10.1 dS m-10.1 dS m-10.1 dS m-10.4 dS m-10.1 dS m-10.1 dS m-1
Subsoil Properties
Gravel 12 %3 % 10 %12 %9 %
Sand 41 %37 % 34 %41 %47 %
Silt 34 %34 % 43 %34 %26 %
Clay 25 %29 % 23 %25 %27 %
USDA Texture LoamClay loam LoamLoamSandy clay loam
Reference Bulk Density 1.38 g/cm³1.35 g/cm³ 1.38 g/cm³1.38 g/cm³1.38 g/cm³
Bulk Density 1.39 g/cm³1.51 g/cm³ 1.45 g/cm³1.39 g/cm³1.44 g/cm³
Organic Carbon 0.37 %0.36 % 0.43 %0.37 %0.47 %
PH 76.7 8.176.7
Clay Cation Exchange Capacity 55 cmol kg⁻¹50 cmol kg⁻¹ 54 cmol kg⁻¹55 cmol kg⁻¹44 cmol kg⁻¹
Soil Cation Exchange Capacity 15 cmol kg⁻¹14 cmol kg⁻¹ 16 cmol kg⁻¹15 cmol kg⁻¹15 cmol kg⁻¹
Base Saturation 93 %93 % 100 %93 %92 %
Total Exchangeable Bases 15.1 cmol kg⁻¹13.1 cmol kg⁻¹ 28.7 cmol kg⁻¹15.1 cmol kg⁻¹11.9 cmol kg⁻¹
Calcium Carbonate 0.1 %0 % 8.7 %0.1 %0.1 %
Calcium Sulphate 0 %0 % 0.4 %0 %0 %
Exchangeable Sodium 2 %1 % 1 %2 %1 %
Electrical Conductivity 0.1 dS m-10.1 dS m-1 0.3 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