Felsenthal National Wildlife Refuge

Location:Arkansas, United States
IUCN Category:VI
Area:66,133 acres (26,763 hectares)
Species:All  Endangered  Invasive
Website:View website
Map:View Google Map
Climate:View Climate Data
Land Use:View Land Use Data

Ecoregions

Piney Woods forests

Soils

Link to Map
Protected Area Boundary
 A
  
Share60 %30 %10 %
Soil TypeDystric GleysolsGleyic PodzolsHistosols
Topsoil TextureCoarseCoarseMedium
Reference Depth100 cm100 cm100 cm
DrainagePoorPoorVery poor
Available Water Capacity150 m100 m150 m
Topsoil Properties
Gravel8 %3 %15 %
Sand75 %86 %26 %
Silt15 %10 %35 %
Clay10 %4 %39 %
USDA TextureSandy loamLoamy sandClay
Reference Bulk Density1.58 g/cm³1.73 g/cm³1.28 g/cm³
Bulk Density1.36 g/cm³1.31 g/cm³0.26 g/cm³
Organic Carbon0.97 %1.62 %35.27 %
PH5.34.55
Clay Cation Exchange Capacity20 cmol kg⁻¹47 cmol kg⁻¹45 cmol kg⁻¹
Soil Cation Exchange Capacity4 cmol kg⁻¹5 cmol kg⁻¹80 cmol kg⁻¹
Base Saturation57 %18 %64 %
Total Exchangeable Bases2.2 cmol kg⁻¹3.6 cmol kg⁻¹45.4 cmol kg⁻¹
Calcium Carbonate0 %0 %0 %
Calcium Sulphate0 %0 %0 %
Exchangeable Sodium3 %1 %1 %
Electrical Conductivity0.1 dS m-10.1 dS m-10.1 dS m-1
Subsoil Properties
Gravel8 %6 %1 %
Sand70 %85 %43 %
Silt15 %10 %28 %
Clay15 %5 %29 %
USDA TextureSandy loamLoamy sandLoam
Reference Bulk Density1.51 g/cm³1.7 g/cm³1.35 g/cm³
Bulk Density1.57 g/cm³1.58 g/cm³0.16 g/cm³
Organic Carbon0.26 %0.93 %33.85 %
PH5.14.95.2
Clay Cation Exchange Capacity16 cmol kg⁻¹44 cmol kg⁻¹49 cmol kg⁻¹
Soil Cation Exchange Capacity2 cmol kg⁻¹3 cmol kg⁻¹79 cmol kg⁻¹
Base Saturation61 %19 %59 %
Total Exchangeable Bases3.1 cmol kg⁻¹0.9 cmol kg⁻¹55.3 cmol kg⁻¹
Calcium Carbonate0 %0 %0 %
Calcium Sulphate0 %0 %0 %
Exchangeable Sodium3 %3 %1 %
Electrical Conductivity0.1 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.