World Species : Protected Area : Fagnes de Samrée et de Tailles (Houffalize; La Roche-en-Ardenne; Vielsalm)

Fagnes de Samrée et de Tailles (Houffalize; La Roche-en-Ardenne; Vielsalm)

Location:	Belgium
Area:	2,126 acres (860 hectares)
Species:	All Endangered Invasive
Climate:	View Climate Data
Land Use:	View Land Use Data
Köppen climate classification:	Cfb (Climate: warm temperate; Precipitation: fully humid; Temperature: warm summer)
Natura 2000 Data Sheet:	View Data Sheet Explanatory notes

Ecoregions

Western European broadleaf forests

Soils

— Protected Area Boundary

	A			B				C

Share	50 %	45 %	5 %	60 %	20 %	15 %	5 %	85 %	10 %	5 %
Soil Type	Dystric Cambisols	Gleyic Cambisols	Fibric Histosols	Haplic Luvisols	Eutric Fluvisols	Eutric Cambisols	Rendzic Leptosols	Dystric Cambisols	Gleyic Cambisols	Umbric Leptosols
Topsoil Texture	Medium	Medium	Fine	Medium	Medium	Medium	Medium	Medium	Medium	Medium
Reference Depth	100 cm	100 cm	100 cm	100 cm	100 cm	100 cm	30 cm	100 cm	100 cm	30 cm
Drainage	Moderately well	Poor	Very poor	Moderately well	Poor	Moderately well	Imperfectly	Moderately well	Poor	Imperfectly
Available Water Capacity	50 m	150 m	150 m	150 m	150 m	50 m	50 mm	50 m	150 m	15 mm
Phase 1	Stony	Fragipan				Stony		Stony	Fragipan	Stony
Phase 2	Gravelly					Gravelly		Gravelly
Root Obstacle	60 - 80 cm	40 - 60 cm		None to 80 cm	60 - 80 cm	60 - 80 cm		60 - 80 cm	40 - 60 cm
Impermeable Layer	80 - 150 cm	80 - 150 cm		None to 150 cm	None to 150 cm	80 - 150 cm		None to 150 cm	80 - 150 cm
Soil Water Regime	Wet within 40 cm depth for over 11 month	Wet within 40 cm depth for over 11 month	Wet within 40 cm depth for over 11 month	Wet within 80 cm over 6 months, but not wet within 40 cm for over 11 month	Wet within 80 cm over 6 months, but not wet within 40 cm for over 11 month	Wet within 80 cm over 6 months, but not wet within 40 cm for over 11 month		Not wet within 80 cm for over 3 months, nor wet within 40 cm for over 1 month	Wet within 80 cm over 6 months, but not wet within 40 cm for over 11 month
Topsoil Properties
Gravel	10 %	4 %	1 %	4 %	4 %	9 %	16 %	10 %	4 %	6 %
Sand	42 %	45 %	20 %	41 %	39 %	42 %	37 %	42 %	45 %	49 %
Silt	38 %	36 %	40 %	37 %	40 %	36 %	44 %	38 %	36 %	31 %
Clay	20 %	19 %	40 %	22 %	21 %	22 %	19 %	20 %	19 %	20 %
USDA Texture	Loam	Loam	Clay	Loam	Loam	Loam	Loam	Loam	Loam	Loam
Reference Bulk Density	1.41 g/cm³	1.42 g/cm³	1.26 g/cm³	1.4 g/cm³	1.4 g/cm³	1.4 g/cm³	1.41 g/cm³	1.41 g/cm³	1.42 g/cm³	1.43 g/cm³
Bulk Density	1.3 g/cm³	1.41 g/cm³	0.1 g/cm³	1.43 g/cm³	1.36 g/cm³	1.37 g/cm³	1.24 g/cm³	1.3 g/cm³	1.41 g/cm³	1.1 g/cm³
Organic Carbon	1.45 %	1 %	33.63 %	0.74 %	0.86 %	1 %	2.13 %	1.45 %	1 %	2.4 %
PH	5.1	6.4	4.3	6.5	7.2	6.6	7.5	5.1	6.4	5.1
Clay Cation Exchange Capacity	32 cmol kg⁻¹	38 cmol kg⁻¹	45 cmol kg⁻¹	47 cmol kg⁻¹	63 cmol kg⁻¹	55 cmol kg⁻¹	80 cmol kg⁻¹	32 cmol kg⁻¹	38 cmol kg⁻¹	34 cmol kg⁻¹
Soil Cation Exchange Capacity	12 cmol kg⁻¹	9 cmol kg⁻¹	77 cmol kg⁻¹	13 cmol kg⁻¹	16 cmol kg⁻¹	16 cmol kg⁻¹	27 cmol kg⁻¹	12 cmol kg⁻¹	9 cmol kg⁻¹	12 cmol kg⁻¹
Base Saturation	38 %	85 %	62 %	91 %	91 %	93 %	100 %	38 %	85 %	36 %
Total Exchangeable Bases	4.3 cmol kg⁻¹	8.2 cmol kg⁻¹	31.4 cmol kg⁻¹	11 cmol kg⁻¹	16.9 cmol kg⁻¹	14 cmol kg⁻¹	28.8 cmol kg⁻¹	4.3 cmol kg⁻¹	8.2 cmol kg⁻¹	4.7 cmol kg⁻¹
Calcium Carbonate	0 %	0 %	0 %	0 %	0.5 %	0 %	6 %	0 %	0 %	0 %
Calcium Sulphate	0 %	0 %	0 %	0 %	0 %	0 %	0 %	0 %	0 %	0 %
Exchangeable Sodium	2 %	2 %	2 %	1 %	2 %	2 %	2 %	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	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	19 %	18 %	2 %	3 %	7 %	12 %		19 %	18 %
Sand	45 %	39 %	47 %	37 %	41 %	41 %		45 %	39 %
Silt	35 %	34 %	26 %	34 %	38 %	34 %		35 %	34 %
Clay	20 %	27 %	27 %	29 %	21 %	25 %		20 %	27 %
USDA Texture	Loam	Clay loam	Sandy clay loam	Clay loam	Loam	Loam		Loam	Clay loam
Reference Bulk Density	1.42 g/cm³	1.36 g/cm³	1.38 g/cm³	1.35 g/cm³	1.4 g/cm³	1.38 g/cm³		1.42 g/cm³	1.36 g/cm³
Bulk Density	1.36 g/cm³	1.6 g/cm³	0.1 g/cm³	1.51 g/cm³	1.39 g/cm³	1.39 g/cm³		1.36 g/cm³	1.6 g/cm³
Organic Carbon	0.5 %	0.47 %	32.89 %	0.36 %	0.38 %	0.37 %		0.5 %	0.47 %
PH	5.2	6.7	4.6	6.7	7.5	7		5.2	6.7
Clay Cation Exchange Capacity	35 cmol kg⁻¹	37 cmol kg⁻¹	71 cmol kg⁻¹	50 cmol kg⁻¹	61 cmol kg⁻¹	55 cmol kg⁻¹		35 cmol kg⁻¹	37 cmol kg⁻¹
Soil Cation Exchange Capacity	9 cmol kg⁻¹	11 cmol kg⁻¹	78 cmol kg⁻¹	14 cmol kg⁻¹	14 cmol kg⁻¹	15 cmol kg⁻¹		9 cmol kg⁻¹	11 cmol kg⁻¹
Base Saturation	33 %	88 %	40 %	93 %	96 %	93 %		33 %	88 %
Total Exchangeable Bases	2.6 cmol kg⁻¹	11.3 cmol kg⁻¹	27.4 cmol kg⁻¹	13.1 cmol kg⁻¹	15.2 cmol kg⁻¹	15.1 cmol kg⁻¹		2.6 cmol kg⁻¹	11.3 cmol kg⁻¹
Calcium Carbonate	0 %	0.1 %	0 %	0 %	2.5 %	0.1 %		0 %	0.1 %
Calcium Sulphate	0 %	0 %	0 %	0 %	0 %	0 %		0 %	0 %
Exchangeable Sodium	2 %	2 %	1 %	1 %	3 %	2 %		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	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.

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