World Species : Protected Area : Morfa Harlech a Morfa Dyffryn

Morfa Harlech a Morfa Dyffryn

Location:	Wales, United Kingdom
Area:	2,626 acres (1,063 hectares)
Species:	All Endangered Invasive
Website:	View website
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

Celtic broadleaf forests

Soils

— Protected Area Boundary

	A			B			C			D

Share	80 %	15 %	5 %	70 %	15 %	15 %	70 %	20 %	10 %	50 %	15 %	10 %	10 %	10 %
Soil Type	Calcaric Fluvisols	Calcaric Cambisols	Eutric Fluvisols	Mollic Gleysols	Cambic Arenosols	Gleyic Podzols	Calcaric Regosols	Eutric Gleysols	Cambic Arenosols	Dystric Cambisols	Dystric Cambisols	Ferric Podzols	Dystric Gleysols	Umbric Leptosols
Topsoil Texture	Coarse	Medium	Medium	Coarse	Coarse	Coarse	Coarse	Coarse	Coarse	Medium	Medium	Medium	Medium	Medium
Reference Depth	100 cm	100 cm	100 cm	100 cm	100 cm	100 cm	100 cm	100 cm	100 cm	100 cm	100 cm	100 cm	100 cm	30 cm
Drainage	Poor	Moderately well	Poor	Poor	Somewhat excessive	Poor	Somewhat excessive	Poor	Somewhat excessive	Imperfectly	Imperfectly	Imperfectly	Poor	Imperfectly
Available Water Capacity	150 m	150 m	150 m	150 m	100 m	100 m	100 m	150 m	100 m	50 m	50 m	50 m	75 m	15 mm
Phase 1	Saline									Lithic	Lithic	Lithic	Lithic
Root Obstacle	None to 80 cm	None to 80 cm	None to 80 cm	None to 80 cm	None to 80 cm	None to 80 cm	None to 80 cm	None to 80 cm	None to 80 cm	60 - 80 cm	60 - 80 cm	60 - 80 cm	60 - 80 cm
Impermeable Layer	None to 150 cm	None to 150 cm	None to 150 cm	None to 150 cm	None to 150 cm	None to 150 cm	None to 150 cm	None to 150 cm	None to 150 cm	None to 150 cm	None to 150 cm	0 - 40 cm	None to 150 cm
Soil Water Regime	Wet within 80 cm for 3 to 6 months, but not wet within 40 cm for over 1 month	Wet within 80 cm for 3 to 6 months, but not 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	Wet within 80 cm for 3 to 6 months, but not wet within 40 cm for over 1 month	Not wet within 80 cm for over 3 months, nor wet within 40 cm for over 1 month	Wet within 80 cm for 3 to 6 months, but not wet within 40 cm for over 1 month	Not wet within 80 cm for over 3 months, nor wet within 40 cm for over 1 month	Not wet within 80 cm for over 3 months, nor wet within 40 cm for over 1 month	Not wet within 80 cm for over 3 months, nor wet within 40 cm for over 1 month	Not wet within 80 cm for over 3 months, nor wet within 40 cm for over 1 month	Not wet within 80 cm for over 3 months, nor wet within 40 cm for over 1 month	Wet within 40 cm depth for over 11 month	Wet within 40 cm depth for over 11 month
Topsoil Properties
Gravel	10 %	6 %	4 %	10 %	2 %	2 %	15 %	10 %	2 %	10 %	10 %	15 %	2 %	6 %
Sand	79 %	36 %	39 %	76 %	89 %	86 %	85 %	78 %	89 %	42 %	42 %	45 %	40 %	49 %
Silt	15 %	43 %	40 %	14 %	6 %	10 %	8 %	13 %	6 %	38 %	38 %	52 %	39 %	31 %
Clay	6 %	21 %	21 %	10 %	5 %	4 %	7 %	9 %	5 %	20 %	20 %	3 %	21 %	20 %
USDA Texture	Loamy sand	Loam	Loam	Sandy loam	Sand	Loamy sand	Loamy sand	Sandy loam	Sand	Loam	Loam	Silt loam	Loam	Loam
Reference Bulk Density	1.66 g/cm³	1.39 g/cm³	1.4 g/cm³	1.58 g/cm³	1.7 g/cm³	1.73 g/cm³	1.65 g/cm³	1.6 g/cm³	1.7 g/cm³	1.41 g/cm³	1.41 g/cm³	1.7 g/cm³	1.4 g/cm³	1.43 g/cm³
Bulk Density	1.4 g/cm³	1.41 g/cm³	1.36 g/cm³	1.48 g/cm³	1.57 g/cm³	1.31 g/cm³	1.3 g/cm³	1.36 g/cm³	1.57 g/cm³	1.3 g/cm³	1.3 g/cm³	0.96 g/cm³	1.3 g/cm³	1.1 g/cm³
Organic Carbon	0.41 %	0.65 %	0.86 %	0.89 %	0.5 %	1.97 %	0.49 %	0.57 %	0.5 %	1.45 %	1.45 %	4.6 %	1.17 %	2.4 %
PH	8.3	8	7.2	6.4	6	4.4	7.9	6.3	6	5.1	5.1	4.6	5.1	5.1
Clay Cation Exchange Capacity	109 cmol kg⁻¹	52 cmol kg⁻¹	63 cmol kg⁻¹	43 cmol kg⁻¹	40 cmol kg⁻¹	52 cmol kg⁻¹	111 cmol kg⁻¹	48 cmol kg⁻¹	40 cmol kg⁻¹	32 cmol kg⁻¹	32 cmol kg⁻¹	64 cmol kg⁻¹	25 cmol kg⁻¹	34 cmol kg⁻¹
Soil Cation Exchange Capacity	6 cmol kg⁻¹	16 cmol kg⁻¹	16 cmol kg⁻¹	8 cmol kg⁻¹	3 cmol kg⁻¹	6 cmol kg⁻¹	5 cmol kg⁻¹	6 cmol kg⁻¹	3 cmol kg⁻¹	12 cmol kg⁻¹	12 cmol kg⁻¹	20 cmol kg⁻¹	11 cmol kg⁻¹	12 cmol kg⁻¹
Base Saturation	100 %	100 %	91 %	73 %	99 %	18 %	100 %	74 %	99 %	38 %	38 %	10 %	47 %	36 %
Total Exchangeable Bases	11 cmol kg⁻¹	24.3 cmol kg⁻¹	16.9 cmol kg⁻¹	6.3 cmol kg⁻¹	2 cmol kg⁻¹	3.6 cmol kg⁻¹	4.2 cmol kg⁻¹	4.7 cmol kg⁻¹	2 cmol kg⁻¹	4.3 cmol kg⁻¹	4.3 cmol kg⁻¹	4.4 cmol kg⁻¹	5.5 cmol kg⁻¹	4.7 cmol kg⁻¹
Calcium Carbonate	9.1 %	7 %	0.5 %	0 %	0 %	0 %	6 %	0 %	0 %	0 %	0 %	0 %	0 %	0 %
Calcium Sulphate	0 %	0 %	0 %	0 %	0 %	0 %	0 %	0 %	0 %	0 %	0 %	0 %	0 %	0 %
Exchangeable Sodium	4 %	1 %	2 %	2 %	2 %	1 %	4 %	2 %	2 %	2 %	2 %	1 %	1 %	4 %
Electrical Conductivity	0.4 dS m-1	0.4 dS m-1	0.1 dS m-1	0.1 dS m-1	0.1 dS m-1	0.1 dS m-1	0.2 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	10 %	10 %	7 %	8 %	1 %	3 %	14 %	20 %	1 %	19 %	19 %	17 %	6 %
Sand	79 %	34 %	41 %	60 %	89 %	85 %	84 %	64 %	89 %	45 %	45 %	51 %	41 %
Silt	15 %	43 %	38 %	14 %	6 %	10 %	9 %	13 %	6 %	35 %	35 %	45 %	34 %
Clay	6 %	23 %	21 %	26 %	5 %	5 %	7 %	23 %	5 %	20 %	20 %	4 %	25 %
USDA Texture	Loamy sand	Loam	Loam	Sandy clay loam	Sand	Loamy sand	Loamy sand	Sandy clay loam	Sand	Loam	Loam	Sandy loam	Loam
Reference Bulk Density	1.66 g/cm³	1.38 g/cm³	1.4 g/cm³	1.41 g/cm³	1.7 g/cm³	1.7 g/cm³	1.65 g/cm³	1.43 g/cm³	1.7 g/cm³	1.42 g/cm³	1.42 g/cm³	1.67 g/cm³	1.38 g/cm³
Bulk Density	1.5 g/cm³	1.45 g/cm³	1.39 g/cm³	1.64 g/cm³	1.55 g/cm³	1.54 g/cm³	1.6 g/cm³	1.55 g/cm³	1.55 g/cm³	1.36 g/cm³	1.36 g/cm³	1.29 g/cm³	1.36 g/cm³
Organic Carbon	0.17 %	0.43 %	0.38 %	0.6 %	0.3 %	0.91 %	0.4 %	0.3 %	0.3 %	0.5 %	0.5 %	0.81 %	0.4 %
PH	8.3	8.1	7.5	6.7	5.9	4.9	8	6.4	5.9	5.2	5.2	5.1	5.3
Clay Cation Exchange Capacity	137 cmol kg⁻¹	54 cmol kg⁻¹	61 cmol kg⁻¹	43 cmol kg⁻¹	42 cmol kg⁻¹	44 cmol kg⁻¹	102 cmol kg⁻¹	38 cmol kg⁻¹	42 cmol kg⁻¹	35 cmol kg⁻¹	35 cmol kg⁻¹	56 cmol kg⁻¹	29 cmol kg⁻¹
Soil Cation Exchange Capacity	6 cmol kg⁻¹	16 cmol kg⁻¹	14 cmol kg⁻¹	13 cmol kg⁻¹	2 cmol kg⁻¹	3 cmol kg⁻¹	5 cmol kg⁻¹	10 cmol kg⁻¹	2 cmol kg⁻¹	9 cmol kg⁻¹	9 cmol kg⁻¹	9 cmol kg⁻¹	10 cmol kg⁻¹
Base Saturation	94 %	100 %	96 %	81 %	98 %	21 %	100 %	81 %	98 %	33 %	33 %	13 %	47 %
Total Exchangeable Bases	13.9 cmol kg⁻¹	28.7 cmol kg⁻¹	15.2 cmol kg⁻¹	11.7 cmol kg⁻¹	1.4 cmol kg⁻¹	1.7 cmol kg⁻¹	4.2 cmol kg⁻¹	6.9 cmol kg⁻¹	1.4 cmol kg⁻¹	2.6 cmol kg⁻¹	2.6 cmol kg⁻¹	0.8 cmol kg⁻¹	6.1 cmol kg⁻¹
Calcium Carbonate	9.9 %	8.7 %	2.5 %	0.1 %	0 %	0 %	6 %	0 %	0 %	0 %	0 %	0 %	0 %
Calcium Sulphate	0 %	0.4 %	0 %	0.1 %	0 %	0 %	0 %	0 %	0 %	0 %	0 %	0 %	0 %
Exchangeable Sodium	4 %	1 %	3 %	3 %	3 %	3 %	5 %	3 %	3 %	2 %	2 %	2 %	1 %
Electrical Conductivity	0.4 dS m-1	0.3 dS m-1	0.1 dS m-1	0.1 dS m-1	0.1 dS m-1	0.1 dS m-1	0.3 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