World Species : Protected Area : Bia National Park

Bia National Park

Location:	Ghana
IUCN Category:	II
Area:	76,804 acres (31,081 hectares)
Species:	All Endangered Invasive
Website:	View website

Ecoregions

Eastern Guinean forests

Soils

— Protected Area Boundary

	A

Share	30 %	20 %	20 %	20 %	10 %
Soil Type	Orthic Acrisols	Ferralic Arenosols	Rhodic Ferralsols	Ferric Acrisols	Humic Gleysols
Topsoil Texture	Medium	Coarse	Fine	Medium	Medium
Reference Depth	100 cm	100 cm	100 cm	100 cm	100 cm
Drainage	Moderately well	Somewhat excessive	Moderately well	Moderately well	Poor
Available Water Capacity	150 m	100 m	150 m	150 m	150 m
Topsoil Properties
Gravel	10 %	1 %	1 %	23 %	4 %
Sand	49 %	89 %	22 %	53 %	33 %
Silt	27 %	5 %	19 %	22 %	45 %
Clay	24 %	6 %	59 %	25 %	22 %
USDA Texture	Sandy clay loam	Sand	Clay (heavy)	Sandy clay loam	Loam
Reference Bulk Density	1.4 g/cm³	1.68 g/cm³	1.21 g/cm³	1.4 g/cm³	1.38 g/cm³
Bulk Density	1.4 g/cm³	1.54 g/cm³	1.21 g/cm³	1.4 g/cm³	1.2 g/cm³
Organic Carbon	1 %	0.4 %	1.42 %	0.98 %	3.71 %
PH	4.6	5.6	5.4	5.1	5.5
Clay Cation Exchange Capacity	16 cmol kg⁻¹	27 cmol kg⁻¹	10 cmol kg⁻¹	14 cmol kg⁻¹	33 cmol kg⁻¹
Soil Cation Exchange Capacity	7 cmol kg⁻¹	2 cmol kg⁻¹	10 cmol kg⁻¹	6 cmol kg⁻¹	18 cmol kg⁻¹
Base Saturation	44 %	71 %	61 %	49 %	34 %
Total Exchangeable Bases	3.5 cmol kg⁻¹	2.1 cmol kg⁻¹	6.7 cmol kg⁻¹	2.7 cmol kg⁻¹	3.1 cmol kg⁻¹
Calcium Carbonate	0 %	0 %	0 %	0 %	0 %
Calcium Sulphate	0 %	0 %	0 %	0 %	0 %
Exchangeable Sodium	1 %	3 %	1 %	2 %	2 %
Electrical Conductivity	0.1 dS m-1	0.1 dS m-1	0.1 dS m-1	0.1 dS m-1	0.1 dS m-1
Subsoil Properties
Gravel	10 %	4 %	3 %	19 %	5 %
Sand	40 %	89 %	19 %	41 %	37 %
Silt	24 %	4 %	17 %	20 %	35 %
Clay	36 %	7 %	64 %	39 %	28 %
USDA Texture	Clay loam	Sand	Clay (heavy)	Clay loam	Clay loam
Reference Bulk Density	1.32 g/cm³	1.66 g/cm³	1.19 g/cm³	1.31 g/cm³	1.35 g/cm³
Bulk Density	1.4 g/cm³	1.55 g/cm³	1.19 g/cm³	1.4 g/cm³	1.46 g/cm³
Organic Carbon	0.42 %	0.2 %	0.59 %	0.39 %	0.69 %
PH	4.8	5.4	5.5	5	5.6
Clay Cation Exchange Capacity	14 cmol kg⁻¹	20 cmol kg⁻¹	9 cmol kg⁻¹	12 cmol kg⁻¹	41 cmol kg⁻¹
Soil Cation Exchange Capacity	6 cmol kg⁻¹	2 cmol kg⁻¹	7 cmol kg⁻¹	6 cmol kg⁻¹	11 cmol kg⁻¹
Base Saturation	32 %	74 %	36 %	33 %	62 %
Total Exchangeable Bases	2.3 cmol kg⁻¹	2.1 cmol kg⁻¹	3.6 cmol kg⁻¹	1.3 cmol kg⁻¹	9 cmol kg⁻¹
Calcium Carbonate	0 %	0 %	0 %	0 %	0 %
Calcium Sulphate	0 %	0 %	0 %	0 %	0 %
Exchangeable Sodium	2 %	4 %	2 %	2 %	4 %
Electrical Conductivity	0.1 dS m-1	0.1 dS m-1	0.1 dS m-1	0.1 dS m-1	0.1 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.