Barra de Santiago Wildlife Refuge

Location:El Salvador
Area:5,575 acres (2,256 hectares)
Species:All  Endangered  Invasive
Climate:View Climate Data
Land Use:View Land Use Data
Köppen climate classification:Aw (Climate: equatorial; Precipitation: winter dry)

Ecoregions

Central American dry forests
Southern Mesoamerican Pacific mangroves

Soils

Protected Area Boundary
 AB
   
Share70 %30 %70 %15 %15 %
Soil TypeHaplic PhaeozemsLuvic PhaeozemsMollic AndosolsEutric CambisolsDystric Cambisols
Topsoil TextureFineMediumCoarseMediumMedium
Reference Depth100 cm100 cm100 cm100 cm100 cm
DrainageModerately wellModerately wellWellModerately wellModerately well
Available Water Capacity150 m150 m150 m150 m150 m
Topsoil Properties
Gravel1 %1 %1 %1 %1 %
Sand24 %32 %81 %45 %43 %
Silt39 %36 %14 %31 %33 %
Clay37 %32 %5 %24 %24 %
USDA TextureClay loamClay loamLoamy sandLoamLoam
Reference Bulk Density1.28 g/cm³1.32 g/cm³1.68 g/cm³1.38 g/cm³1.38 g/cm³
Bulk Density1.37 g/cm³1.28 g/cm³0.82 g/cm³1.38 g/cm³1.3 g/cm³
Organic Carbon1.68 %1.71 %1.27 %0.87 %1.27 %
PH6.36.25.96.65.1
Clay Cation Exchange Capacity114 cmol kg⁻¹50 cmol kg⁻¹136 cmol kg⁻¹50 cmol kg⁻¹31 cmol kg⁻¹
Soil Cation Exchange Capacity50 cmol kg⁻¹22 cmol kg⁻¹12 cmol kg⁻¹15 cmol kg⁻¹12 cmol kg⁻¹
Base Saturation93 %85 %77 %91 %31 %
Total Exchangeable Bases46.5 cmol kg⁻¹18.7 cmol kg⁻¹9.2 cmol kg⁻¹13.7 cmol kg⁻¹3.7 cmol kg⁻¹
Calcium Carbonate0 %0 %0.1 %0.3 %0 %
Calcium Sulphate0 %0 %0 %0.1 %0 %
Exchangeable Sodium1 %1 %1 %2 %1 %
Electrical Conductivity0 dS m-10 dS m-10 dS m-10.1 dS m-10 dS m-1
Subsoil Properties
Gravel1 %1 %1 %1 %1 %
Sand51 %28 %54 %43 %45 %
Silt30 %33 %26 %30 %31 %
Clay19 %39 %20 %27 %24 %
USDA TextureLoamClay loamSandy clay loamClay loamLoam
Reference Bulk Density1.43 g/cm³1.28 g/cm³1.43 g/cm³1.36 g/cm³1.38 g/cm³
Bulk Density1.37 g/cm³1.37 g/cm³0.79 g/cm³1.39 g/cm³1.37 g/cm³
Organic Carbon0.37 %0.71 %0.74 %0.34 %0.4 %
PH6.66.86.775.1
Clay Cation Exchange Capacity138 cmol kg⁻¹58 cmol kg⁻¹81 cmol kg⁻¹52 cmol kg⁻¹32 cmol kg⁻¹
Soil Cation Exchange Capacity55 cmol kg⁻¹25 cmol kg⁻¹14 cmol kg⁻¹15 cmol kg⁻¹9 cmol kg⁻¹
Base Saturation95 %95 %81 %94 %34 %
Total Exchangeable Bases52.3 cmol kg⁻¹23.8 cmol kg⁻¹11.3 cmol kg⁻¹14.1 cmol kg⁻¹3.1 cmol kg⁻¹
Calcium Carbonate0.2 %0.4 %0.5 %0.4 %0 %
Calcium Sulphate0.1 %0.1 %0.1 %0.1 %0 %
Exchangeable Sodium1 %2 %2 %2 %2 %
Electrical Conductivity0.1 dS m-10.1 dS m-10.1 dS m-10.2 dS m-10 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