World Species : Protected Area : Ilhas Desertas

Ilhas Desertas

Location:	Portugal
Area:	27,927 acres (11,302 hectares)
Species:	All Endangered Invasive
Natura 2000 Data Sheet:	View Data Sheet Explanatory notes

— Protected Area Boundary

	A

Share	34 %	33 %	33 %
Soil Type	Lithosols	Eutric Cambisols	Chromic Cambisols
Topsoil Texture	Medium	Medium	Fine
Reference Depth	10 cm	100 cm	100 cm
Drainage	Imperfectly	Moderately well	Moderately well
Available Water Capacity	15 mm	150 m	150 m
Topsoil Properties
Gravel	26 %	9 %	3 %
Sand	43 %	42 %	20 %
Silt	34 %	36 %	30 %
Clay	23 %	22 %	50 %
USDA Texture	Loam	Loam	Clay
Reference Bulk Density	1.39 g/cm³	1.4 g/cm³	1.23 g/cm³
Bulk Density	1.3 g/cm³	1.37 g/cm³	1.23 g/cm³
Organic Carbon	1.4 %	1 %	1.43 %
PH	7.6	6.6	6.8
Clay Cation Exchange Capacity	42 cmol kg⁻¹	55 cmol kg⁻¹	35 cmol kg⁻¹
Soil Cation Exchange Capacity	15 cmol kg⁻¹	16 cmol kg⁻¹	21 cmol kg⁻¹
Base Saturation	100 %	93 %	91 %
Total Exchangeable Bases	15.6 cmol kg⁻¹	13.8 cmol kg⁻¹	20.8 cmol kg⁻¹
Calcium Carbonate	3.9 %	0 %	0.1 %
Calcium Sulphate	0 %	0 %	0 %
Exchangeable Sodium	4 %	2 %	1 %
Electrical Conductivity	0.1 dS m-1	0.1 dS m-1	0.1 dS m-1
Subsoil Properties
Gravel		12 %	4 %
Sand		40 %	20 %
Silt		35 %	29 %
Clay		25 %	51 %
USDA Texture		Loam	Clay
Reference Bulk Density		1.38 g/cm³	1.23 g/cm³
Bulk Density		1.39 g/cm³	1.38 g/cm³
Organic Carbon		0.4 %	0.6 %
PH		7	7.2
Clay Cation Exchange Capacity		51 cmol kg⁻¹	33 cmol kg⁻¹
Soil Cation Exchange Capacity		15 cmol kg⁻¹	23 cmol kg⁻¹
Base Saturation		93 %	97 %
Total Exchangeable Bases		14.4 cmol kg⁻¹	19.5 cmol kg⁻¹
Calcium Carbonate		0.1 %	0.5 %
Calcium Sulphate		0 %	0 %
Exchangeable Sodium		2 %	1 %
Electrical Conductivity		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.