World Species : Protected Area : Märramyren

Märramyren

Location:	Sweden
Area:	4,306 acres (1,743 hectares)
Species:	All Endangered Invasive
Climate:	View Climate Data
Land Use:	View Land Use Data
Köppen climate classification:	Dfc (Climate: snow; Precipitation: fully humid; Temperature: cool summer)
Natura 2000 Data Sheet:	View Data Sheet Explanatory notes

Ecoregions

Scandinavian and Russian taiga

Soils

— Protected Area Boundary

	A						B

Share	34 %	20 %	20 %	15 %	8 %	3 %	40 %	35 %	10 %	10 %	5 %
Soil Type	Haplic Podzols	Carbic Podzols	Fibric Histosols	Haplic Arenosols	Lithic Leptosols	Dystric Regosols	Haplic Podzols	Dystric Regosols	Umbric Gleysols	Fibric Histosols	Dystric Fluvisols
Topsoil Texture	Coarse	Coarse	Fine	Coarse	Medium	Medium	Coarse	Coarse	Medium	Fine	Medium
Reference Depth	100 cm	100 cm	100 cm	100 cm	10 cm	100 cm	100 cm	100 cm	100 cm	100 cm	100 cm
Drainage	Somewhat excessive	Somewhat excessive	Very poor	Somewhat excessive	Imperfectly	Moderately well	Somewhat excessive	Somewhat excessive	Poor	Very poor	Poor
Available Water Capacity	15 m	15 m	150 m	15 m	15 mm	100 m	50 m	50 m	150 m	150 m	150 m
Phase 1	Stony	Stony		Gravelly	Stony	Stony	Stony	Stony
Phase 2	Gravelly	Gravelly
Root Obstacle	40 - 60 cm	40 - 60 cm	20 - 40 cm	None to 80 cm		40 - 60 cm	None to 80 cm	40 - 60 cm	None to 80 cm	None to 80 cm	None to 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
Soil Water Regime	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	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 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 40 cm depth for over 11 month	Wet within 80 cm for 3 to 6 months, but not wet within 40 cm for over 1 month
Topsoil Properties
Gravel	3 %	3 %	1 %	4 %	21 %	19 %	3 %	19 %	4 %	1 %	4 %
Sand	87 %	90 %	20 %	90 %	42 %	42 %	87 %	78 %	38 %	20 %	47 %
Silt	9 %	7 %	40 %	5 %	34 %	37 %	9 %	13 %	42 %	40 %	33 %
Clay	4 %	3 %	40 %	5 %	24 %	21 %	4 %	9 %	20 %	40 %	20 %
USDA Texture	Loamy sand	Sand	Clay	Sand	Loam	Loam	Loamy sand	Sandy loam	Loam	Clay	Loam
Reference Bulk Density	1.73 g/cm³	1.78 g/cm³	1.26 g/cm³	1.71 g/cm³	1.38 g/cm³	1.41 g/cm³	1.73 g/cm³	1.6 g/cm³	1.4 g/cm³	1.26 g/cm³	1.42 g/cm³
Bulk Density	1.4 g/cm³	1.45 g/cm³	0.1 g/cm³	1.49 g/cm³	1.3 g/cm³	1.33 g/cm³	1.4 g/cm³	1.27 g/cm³	1.31 g/cm³	0.1 g/cm³	1.33 g/cm³
Organic Carbon	2.18 %	1.65 %	33.63 %	0.4 %	1.61 %	1.39 %	2.18 %	0.7 %	4.59 %	33.63 %	1.05 %
PH	4.4	4.4	4.3	6.2	7.5	5.1	4.4	5.6	5.2	4.3	4.8
Clay Cation Exchange Capacity	101 cmol kg⁻¹	16 cmol kg⁻¹	45 cmol kg⁻¹	35 cmol kg⁻¹	42 cmol kg⁻¹	23 cmol kg⁻¹	101 cmol kg⁻¹	29 cmol kg⁻¹	34 cmol kg⁻¹	45 cmol kg⁻¹	21 cmol kg⁻¹
Soil Cation Exchange Capacity	9 cmol kg⁻¹	4 cmol kg⁻¹	77 cmol kg⁻¹	3 cmol kg⁻¹	16 cmol kg⁻¹	11 cmol kg⁻¹	9 cmol kg⁻¹	6 cmol kg⁻¹	20 cmol kg⁻¹	77 cmol kg⁻¹	7 cmol kg⁻¹
Base Saturation	11 %	36 %	62 %	93 %	100 %	24 %	11 %	98 %	82 %	62 %	36 %
Total Exchangeable Bases	2.6 cmol kg⁻¹	2.5 cmol kg⁻¹	31.4 cmol kg⁻¹	3.3 cmol kg⁻¹	15.5 cmol kg⁻¹	3 cmol kg⁻¹	2.6 cmol kg⁻¹	4.1 cmol kg⁻¹	1.8 cmol kg⁻¹	31.4 cmol kg⁻¹	2.6 cmol kg⁻¹
Calcium Carbonate	0 %	0 %	0 %	0 %	3.9 %	0 %	0 %	0 %	0 %	0 %	0 %
Calcium Sulphate	0 %	0 %	0 %	0 %	0 %	0 %	0 %	0 %	0 %	0 %	0 %
Exchangeable Sodium	1 %	1 %	2 %	3 %	3 %	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	0.1 dS m-1	0.1 dS m-1	0.1 dS m-1
Subsoil Properties
Gravel	4 %	3 %	2 %	4 %		26 %	4 %	14 %	5 %	2 %	8 %
Sand	88 %	90 %	47 %	90 %		46 %	88 %	77 %	38 %	47 %	51 %
Silt	8 %	6 %	26 %	5 %		34 %	8 %	13 %	32 %	26 %	29 %
Clay	4 %	4 %	27 %	5 %		20 %	4 %	10 %	30 %	27 %	20 %
USDA Texture	Sand	Sand	Sandy clay loam	Sand		Loam	Sand	Sandy loam	Clay loam	Sandy clay loam	Loam
Reference Bulk Density	1.74 g/cm³	1.74 g/cm³	1.38 g/cm³	1.71 g/cm³		1.42 g/cm³	1.74 g/cm³	1.58 g/cm³	1.34 g/cm³	1.38 g/cm³	1.43 g/cm³
Bulk Density	1.51 g/cm³	1.59 g/cm³	0.1 g/cm³	1.52 g/cm³		1.48 g/cm³	1.51 g/cm³	1.5 g/cm³	1.49 g/cm³	0.1 g/cm³	1.39 g/cm³
Organic Carbon	0.39 %	0.58 %	32.89 %	0.21 %		0.6 %	0.39 %	0.31 %	0.67 %	32.89 %	0.41 %
PH	5	4.8	4.6	6.1		4.9	5	5.3	5.2	4.6	4.9
Clay Cation Exchange Capacity	66 cmol kg⁻¹	33 cmol kg⁻¹	71 cmol kg⁻¹	39 cmol kg⁻¹		28 cmol kg⁻¹	66 cmol kg⁻¹	36 cmol kg⁻¹	38 cmol kg⁻¹	71 cmol kg⁻¹	20 cmol kg⁻¹
Soil Cation Exchange Capacity	2 cmol kg⁻¹	2 cmol kg⁻¹	78 cmol kg⁻¹	2 cmol kg⁻¹		6 cmol kg⁻¹	2 cmol kg⁻¹	4 cmol kg⁻¹	11 cmol kg⁻¹	78 cmol kg⁻¹	7 cmol kg⁻¹
Base Saturation	21 %	21 %	40 %	100 %		21 %	21 %	28 %	86 %	40 %	29 %
Total Exchangeable Bases	1.5 cmol kg⁻¹	1.5 cmol kg⁻¹	27.4 cmol kg⁻¹	2.6 cmol kg⁻¹		1.8 cmol kg⁻¹	1.5 cmol kg⁻¹	1 cmol kg⁻¹	10 cmol kg⁻¹	27.4 cmol kg⁻¹	2 cmol kg⁻¹
Calcium Carbonate	0 %	0 %	0 %	0 %		0 %	0 %	0 %	0 %	0 %	0 %
Calcium Sulphate	0 %	0 %	0 %	0 %		0 %	0 %	0 %	0 %	0 %	0 %
Exchangeable Sodium	3 %	0 %	1 %	3 %		1 %	3 %	3 %	4 %	1 %	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	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