Macizo Acahay Natural Monument

Location:Paraguay
IUCN Category:III
Area:6,320 acres (2,558 hectares)
Species:All  Endangered  Invasive
Climate:View Climate Data
Land Use:View Land Use Data
Köppen climate classification:Cfa (Climate: warm temperate; Precipitation: fully humid; Temperature: hot summer)

Ecoregions

Humid Chaco

Soils

Protected Area Boundary
 A
  
Share50 %35 %15 %
Soil TypePlinthic AcrisolsHaplic LixisolsEutric Gleysols
Topsoil TextureFineFineFine
Reference Depth100 cm100 cm100 cm
DrainagePoorModerately wellVery poor
Available Water Capacity150 m150 m150 m
Topsoil Properties
Gravel0 %30 %0 %
Sand8 %27 %15 %
Silt20 %32 %35 %
Clay72 %41 %50 %
USDA TextureClay (heavy)ClayClay
Reference Bulk Density1.15 g/cm³1.27 g/cm³1.22 g/cm³
Bulk Density1.41 g/cm³1.34 g/cm³1.29 g/cm³
Organic Carbon1.47 %0.17 %1.41 %
PH55.57.9
Clay Cation Exchange Capacity7 cmol kg⁻¹16 cmol kg⁻¹38 cmol kg⁻¹
Soil Cation Exchange Capacity10 cmol kg⁻¹14 cmol kg⁻¹24 cmol kg⁻¹
Base Saturation45 %79 %100 %
Total Exchangeable Bases4.5 cmol kg⁻¹11.1 cmol kg⁻¹24 cmol kg⁻¹
Calcium Carbonate0 %0 %2 %
Calcium Sulphate0 %0 %0.1 %
Exchangeable Sodium2 %1 %2 %
Electrical Conductivity0 dS m-10 dS m-10.1 dS m-1
Subsoil Properties
Gravel3 %60 %0 %
Sand5 %31 %10 %
Silt12 %30 %39 %
Clay83 %39 %51 %
USDA TextureClay (heavy)Clay loamClay
Reference Bulk Density1.13 g/cm³1.29 g/cm³1.21 g/cm³
Bulk Density1.47 g/cm³1.4 g/cm³1.36 g/cm³
Organic Carbon0.85 %0.09 %0.93 %
PH4.75.68.1
Clay Cation Exchange Capacity8 cmol kg⁻¹16 cmol kg⁻¹34 cmol kg⁻¹
Soil Cation Exchange Capacity9 cmol kg⁻¹16 cmol kg⁻¹20 cmol kg⁻¹
Base Saturation31 %77 %100 %
Total Exchangeable Bases2.8 cmol kg⁻¹12.3 cmol kg⁻¹20 cmol kg⁻¹
Calcium Carbonate0 %0 %2 %
Calcium Sulphate0 %0 %0.1 %
Exchangeable Sodium2 %2 %2 %
Electrical Conductivity0 dS m-10 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