Barrage d'Artix et Saligue du Gave de Pau

Location:France
Area:8,320 acres (3,367 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

Atlantic mixed forests

Soils

Protected Area Boundary
 AB
   
Share50 %30 %20 %70 %20 %10 %
Soil TypeCalcaric FluvisolsCalcaric FluvisolsEutric FluvisolsEutric PodzoluvisolsEutric GleysolsDystric Cambisols
Topsoil TextureMediumMediumMediumMediumMediumMedium
Reference Depth100 cm100 cm100 cm100 cm100 cm100 cm
DrainagePoorPoorPoorModerately wellPoorModerately well
Available Water Capacity150 m150 m150 m150 m150 m150 m
Root ObstacleNone 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 cm40 - 80 cm80 - 150 cm80 - 150 cmNone 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 monthWet within 80 cm for 3 to 6 months, but not wet within 40 cm for over 1 monthWet within 80 cm for 3 to 6 months, but not wet within 40 cm for over 1 monthWet within 80 cm for 3 to 6 months, but not 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
Gravel15 %15 %4 %1 %4 %10 %
Sand34 %34 %39 %35 %37 %42 %
Silt48 %48 %40 %54 %40 %38 %
Clay18 %18 %21 %11 %23 %20 %
USDA TextureLoamLoamLoamSilt loamLoamLoam
Reference Bulk Density1.41 g/cm³1.41 g/cm³1.4 g/cm³1.49 g/cm³1.38 g/cm³1.41 g/cm³
Bulk Density1.39 g/cm³1.39 g/cm³1.36 g/cm³1.36 g/cm³1.35 g/cm³1.3 g/cm³
Organic Carbon0.6 %0.6 %0.86 %1.2 %1.07 %1.45 %
PH887.25.46.25.1
Clay Cation Exchange Capacity68 cmol kg⁻¹68 cmol kg⁻¹63 cmol kg⁻¹48 cmol kg⁻¹41 cmol kg⁻¹32 cmol kg⁻¹
Soil Cation Exchange Capacity14 cmol kg⁻¹14 cmol kg⁻¹16 cmol kg⁻¹9 cmol kg⁻¹13 cmol kg⁻¹12 cmol kg⁻¹
Base Saturation100 %100 %91 %55 %88 %38 %
Total Exchangeable Bases19.8 cmol kg⁻¹19.8 cmol kg⁻¹16.9 cmol kg⁻¹5.7 cmol kg⁻¹10.2 cmol kg⁻¹4.3 cmol kg⁻¹
Calcium Carbonate11.7 %11.7 %0.5 %0 %0 %0 %
Calcium Sulphate0.2 %0.2 %0 %0 %0 %0 %
Exchangeable Sodium3 %3 %2 %0 %2 %2 %
Electrical Conductivity0.7 dS m-10.7 dS m-10.1 dS m-10.1 dS m-10.1 dS m-10.1 dS m-1
Subsoil Properties
Gravel10 %10 %7 %4 %5 %19 %
Sand36 %36 %41 %37 %36 %45 %
Silt46 %46 %38 %43 %36 %35 %
Clay18 %18 %21 %20 %28 %20 %
USDA TextureLoamLoamLoamLoamClay loamLoam
Reference Bulk Density1.41 g/cm³1.41 g/cm³1.4 g/cm³1.4 g/cm³1.35 g/cm³1.42 g/cm³
Bulk Density1.41 g/cm³1.41 g/cm³1.39 g/cm³1.61 g/cm³1.5 g/cm³1.36 g/cm³
Organic Carbon0.4 %0.4 %0.38 %0.25 %0.37 %0.5 %
PH8.18.17.55.36.65.2
Clay Cation Exchange Capacity84 cmol kg⁻¹84 cmol kg⁻¹61 cmol kg⁻¹63 cmol kg⁻¹42 cmol kg⁻¹35 cmol kg⁻¹
Soil Cation Exchange Capacity13 cmol kg⁻¹13 cmol kg⁻¹14 cmol kg⁻¹9 cmol kg⁻¹13 cmol kg⁻¹9 cmol kg⁻¹
Base Saturation100 %100 %96 %59 %90 %33 %
Total Exchangeable Bases20.7 cmol kg⁻¹20.7 cmol kg⁻¹15.2 cmol kg⁻¹4.9 cmol kg⁻¹11.9 cmol kg⁻¹2.6 cmol kg⁻¹
Calcium Carbonate12.2 %12.2 %2.5 %0 %0 %0 %
Calcium Sulphate0.2 %0.2 %0 %0 %0 %0 %
Exchangeable Sodium3 %3 %3 %0 %2 %2 %
Electrical Conductivity0.5 dS m-10.5 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