Sandy Point National Wildlife Refuge
— Protected Area Boundary | | A | | | | | Share | 40 % | 20 % | 20 % | 20 % | | Soil Type | Luvic Kastanozems | Luvic Phaeozems | Haplic Luvisols | Eutric Cambisols | | Topsoil Texture | Medium | Fine | Fine | Medium | | Reference Depth | 100 cm | 100 cm | 100 cm | 100 cm | | Drainage | Moderately well | Moderately well | Moderately well | Moderately well | | Available Water Capacity | 150 m | 150 m | 150 m | 150 m | | Topsoil Properties | | Gravel | 10 % | 28 % | 10 % | 29 % | | Sand | 32 % | 32 % | 29 % | 38 % | | Silt | 38 % | 28 % | 31 % | 27 % | | Clay | 30 % | 40 % | 40 % | 35 % | | USDA Texture | Clay loam | Clay | Clay | Clay loam | | Reference Bulk Density | 1.33 g/cm³ | 1.28 g/cm³ | 1.28 g/cm³ | 1.32 g/cm³ | | Bulk Density | 1.4 g/cm³ | 0.92 g/cm³ | 1.33 g/cm³ | 1.45 g/cm³ | | Organic Carbon | 1.09 % | 1.95 % | 2.5 % | 1.86 % | | PH | 7.7 | 6.7 | 6.1 | 6.4 | | Clay Cation Exchange Capacity | 59 cmol kg⁻¹ | 51 cmol kg⁻¹ | 52 cmol kg⁻¹ | 119 cmol kg⁻¹ | | Soil Cation Exchange Capacity | 22 cmol kg⁻¹ | 28 cmol kg⁻¹ | 30 cmol kg⁻¹ | 56 cmol kg⁻¹ | | Base Saturation | 100 % | 86 % | 83 % | 91 % | | Total Exchangeable Bases | 22 cmol kg⁻¹ | 24.1 cmol kg⁻¹ | 24.9 cmol kg⁻¹ | 51 cmol kg⁻¹ | | Calcium Carbonate | 2 % | 0.3 % | 0 % | 0.2 % | | Calcium Sulphate | 0.1 % | 0.1 % | 0 % | 0.1 % | | Exchangeable Sodium | 6 % | 2 % | 1 % | 1 % | | Electrical Conductivity | 1.8 dS m-1 | 0.1 dS m-1 | 0 dS m-1 | 0.1 dS m-1 | | Subsoil Properties | | Gravel | 10 % | 38 % | 21 % | 59 % | | Sand | 27 % | 22 % | 40 % | 48 % | | Silt | 30 % | 24 % | 25 % | 24 % | | Clay | 43 % | 54 % | 35 % | 28 % | | USDA Texture | Clay | Clay | Clay loam | Sandy clay loam | | Reference Bulk Density | 1.26 g/cm³ | 1.22 g/cm³ | 1.32 g/cm³ | 1.37 g/cm³ | | Bulk Density | 1.48 g/cm³ | 1.1 g/cm³ | 1.48 g/cm³ | 1.66 g/cm³ | | Organic Carbon | 0.39 % | 0.79 % | 0.54 % | 0.55 % | | PH | 7.6 | 6.4 | 6.4 | 6.7 | | Clay Cation Exchange Capacity | 66 cmol kg⁻¹ | 55 cmol kg⁻¹ | 50 cmol kg⁻¹ | 140 cmol kg⁻¹ | | Soil Cation Exchange Capacity | 30 cmol kg⁻¹ | 33 cmol kg⁻¹ | 20 cmol kg⁻¹ | 62 cmol kg⁻¹ | | Base Saturation | 100 % | 90 % | 86 % | 93 % | | Total Exchangeable Bases | 30 cmol kg⁻¹ | 29.7 cmol kg⁻¹ | 17.2 cmol kg⁻¹ | 57.7 cmol kg⁻¹ | | Calcium Carbonate | 9.6 % | 0.1 % | 0.2 % | 0.3 % | | Calcium Sulphate | 0.3 % | 0 % | 0.1 % | 0.1 % | | Exchangeable Sodium | 10 % | 1 % | 1 % | 2 % | | Electrical Conductivity | 6.4 dS m-1 | 0 dS m-1 | 0.1 dS m-1 | 0.1 dS m-1 |
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