World Species : Protected Area : Ustyurtskiy Reserve

Ustyurtskiy Reserve

Location:	Kazakhstan
IUCN Category:	Ia
Area:	567,745 acres (229,758 hectares)
Species:	All Endangered Invasive
Climate:	View Climate Data
Land Use:	View Land Use Data
Köppen climate classification:	BWk (Climate: arid; Precipitation: desert; Temperature: cold arid)

Ecoregions

Central Asian northern desert
Central Asian southern desert

Soils

— Protected Area Boundary

	A			B				C

Share	50 %	10 %	10 %	50 %	30 %	10 %	10 %	80 %	10 %	10 %
Soil Type	Luvic Calcisols	Haplic Calcisols	Haplic Solonetz	Luvic Calcisols	Gleyic Solonchaks	Luvic Gypsisols	Haplic Solonchaks	Luvic Calcisols	Haplic Calcisols	Haplic Solonchaks
Topsoil Texture	Medium	Medium	Medium	Medium	Medium	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
Drainage	Moderately well	Moderately well	Moderately well	Moderately well	Poor	Moderately well	Moderately well	Moderately well	Moderately well	Moderately well
Available Water Capacity	150 m	150 m	150 m	150 m	150 m	150 m	150 m	150 m	150 m	150 m
Topsoil Properties
Gravel	1 %	1 %	1 %	1 %	1 %	1 %	1 %	1 %	1 %	1 %
Sand	54 %	43 %	47 %	54 %	36 %	41 %	50 %	54 %	43 %	50 %
Silt	24 %	32 %	27 %	24 %	34 %	35 %	28 %	24 %	32 %	28 %
Clay	22 %	25 %	26 %	22 %	30 %	24 %	22 %	22 %	25 %	22 %
USDA Texture	Sandy clay loam	Loam	Sandy clay loam	Sandy clay loam	Clay loam	Loam	Loam	Sandy clay loam	Loam	Loam
Reference Bulk Density	1.42 g/cm³	1.38 g/cm³	1.38 g/cm³	1.42 g/cm³	1.33 g/cm³	1.38 g/cm³	1.41 g/cm³	1.42 g/cm³	1.38 g/cm³	1.41 g/cm³
Bulk Density	1.48 g/cm³	1.32 g/cm³	1.51 g/cm³	1.48 g/cm³	1.39 g/cm³	1.37 g/cm³	1.28 g/cm³	1.48 g/cm³	1.32 g/cm³	1.28 g/cm³
Organic Carbon	0.4 %	0.29 %	0.62 %	0.4 %	0.38 %	0.19 %	0.45 %	0.4 %	0.29 %	0.45 %
PH	8.1	8.1	7.4	8.1	8.4	7.9	8.1	8.1	8.1	8.1
Clay Cation Exchange Capacity	60 cmol kg⁻¹	72 cmol kg⁻¹	51 cmol kg⁻¹	60 cmol kg⁻¹	61 cmol kg⁻¹	56 cmol kg⁻¹	69 cmol kg⁻¹	60 cmol kg⁻¹	72 cmol kg⁻¹	69 cmol kg⁻¹
Soil Cation Exchange Capacity	15 cmol kg⁻¹	19 cmol kg⁻¹	15 cmol kg⁻¹	15 cmol kg⁻¹	19 cmol kg⁻¹	14 cmol kg⁻¹	17 cmol kg⁻¹	15 cmol kg⁻¹	19 cmol kg⁻¹	17 cmol kg⁻¹
Base Saturation	100 %	100 %	100 %	100 %	100 %	100 %	100 %	100 %	100 %	100 %
Total Exchangeable Bases	15 cmol kg⁻¹	19 cmol kg⁻¹	15 cmol kg⁻¹	15 cmol kg⁻¹	19 cmol kg⁻¹	14 cmol kg⁻¹	17 cmol kg⁻¹	15 cmol kg⁻¹	19 cmol kg⁻¹	17 cmol kg⁻¹
Calcium Carbonate	19.3 %	5.4 %	1 %	19.3 %	9.3 %	2.9 %	4.2 %	19.3 %	5.4 %	4.2 %
Calcium Sulphate	0.1 %	0.1 %	0.1 %	0.1 %	5.4 %	1.8 %	1.6 %	0.1 %	0.1 %	1.6 %
Exchangeable Sodium	2 %	1 %	13 %	2 %	55 %	3 %	14 %	2 %	1 %	14 %
Electrical Conductivity	0.3 dS m-1	0.3 dS m-1	1.2 dS m-1	0.3 dS m-1	12.2 dS m-1	2.2 dS m-1	2.8 dS m-1	0.3 dS m-1	0.3 dS m-1	2.8 dS m-1
Subsoil Properties
Gravel	1 %	1 %	1 %	1 %	1 %	1 %	1 %	1 %	1 %	1 %
Sand	47 %	43 %	42 %	47 %	38 %	39 %	52 %	47 %	43 %	52 %
Silt	24 %	30 %	27 %	24 %	31 %	34 %	27 %	24 %	30 %	27 %
Clay	29 %	27 %	31 %	29 %	31 %	27 %	21 %	29 %	27 %	21 %
USDA Texture	Sandy clay loam	Clay loam	Clay loam	Sandy clay loam	Clay loam	Clay loam	Sandy clay loam	Sandy clay loam	Clay loam	Sandy clay loam
Reference Bulk Density	1.36 g/cm³	1.36 g/cm³	1.34 g/cm³	1.36 g/cm³	1.33 g/cm³	1.36 g/cm³	1.42 g/cm³	1.36 g/cm³	1.36 g/cm³	1.42 g/cm³
Bulk Density	1.48 g/cm³	1.38 g/cm³	1.56 g/cm³	1.48 g/cm³	1.59 g/cm³	1.4 g/cm³	1.44 g/cm³	1.48 g/cm³	1.38 g/cm³	1.44 g/cm³
Organic Carbon	0.2 %	0.22 %	0.22 %	0.2 %	0.24 %	0.13 %	0.19 %	0.2 %	0.22 %	0.19 %
PH	8.3	8.2	8.4	8.3	8.4	7.9	8	8.3	8.2	8
Clay Cation Exchange Capacity	52 cmol kg⁻¹	57 cmol kg⁻¹	61 cmol kg⁻¹	52 cmol kg⁻¹	49 cmol kg⁻¹	35 cmol kg⁻¹	73 cmol kg⁻¹	52 cmol kg⁻¹	57 cmol kg⁻¹	73 cmol kg⁻¹
Soil Cation Exchange Capacity	15 cmol kg⁻¹	16 cmol kg⁻¹	20 cmol kg⁻¹	15 cmol kg⁻¹	16 cmol kg⁻¹	10 cmol kg⁻¹	16 cmol kg⁻¹	15 cmol kg⁻¹	16 cmol kg⁻¹	16 cmol kg⁻¹
Base Saturation	100 %	100 %	100 %	100 %	100 %	100 %	100 %	100 %	100 %	100 %
Total Exchangeable Bases	15 cmol kg⁻¹	16 cmol kg⁻¹	20 cmol kg⁻¹	15 cmol kg⁻¹	16 cmol kg⁻¹	10 cmol kg⁻¹	16 cmol kg⁻¹	15 cmol kg⁻¹	16 cmol kg⁻¹	16 cmol kg⁻¹
Calcium Carbonate	25.4 %	12.4 %	2.9 %	25.4 %	11.8 %	3.4 %	4.7 %	25.4 %	12.4 %	4.7 %
Calcium Sulphate	0.1 %	0.1 %	0.1 %	0.1 %	1.5 %	3.9 %	0.9 %	0.1 %	0.1 %	0.9 %
Exchangeable Sodium	2 %	3 %	27 %	2 %	61 %	20 %	16 %	2 %	3 %	16 %
Electrical Conductivity	0.3 dS m-1	0.3 dS m-1	2.2 dS m-1	0.3 dS m-1	4 dS m-1	3.2 dS m-1	11.9 dS m-1	0.3 dS m-1	0.3 dS m-1	11.9 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