Plovdiv Fish-ponds

Location:Bulgaria
Area:360 acres (146 hectares)
Species:All  Endangered  Invasive
Climate:View Climate Data
Land Use:View Land Use Data
Köppen climate classification:Cfa (Climate: warm temperate; Precipitation: fully humid; Temperature: hot summer)
Natura 2000 Data Sheet:View Data Sheet  Explanatory notes

Ecoregions

Balkan mixed forests

Soils

Protected Area Boundary
 AB
   
Share40 %30 %25 %5 %50 %30 %10 %5 %5 %
Soil TypeEutric PlanosolsDystric PlanosolsChromic LuvisolsEutric RegosolsCalcaric FluvisolsEutric FluvisolsGleyic PhaeozemsMollic GleysolsTerric Histosols
Topsoil TextureMediumMediumMediumMediumMediumMediumMediumMediumMedium
Reference Depth100 cm100 cm100 cm100 cm100 cm100 cm100 cm100 cm100 cm
DrainagePoorPoorModerately wellModerately wellPoorPoorPoorPoorVery poor
Available Water Capacity150 m150 m150 m150 m150 m150 m150 m150 m150 m
Root ObstacleNone to 80 cmNone to 80 cmNone to 80 cmNone to 80 cmNone to 80 cmNone to 80 cmNone to 80 cmNone to 80 cm 
Impermeable LayerNone to 150 cmNone to 150 cmNone to 150 cmNone to 150 cmNone to 150 cmNone to 150 cmNone to 150 cmNone to 150 cm 
Soil Water RegimeWet within 40 cm depth for over 11 monthWet within 40 cm depth for over 11 monthNot wet within 80 cm for over 3 months, nor wet within 40 cm for over 1 monthNot wet within 80 cm for over 3 months, nor wet within 40 cm for over 1 monthNot wet within 80 cm for over 3 months, nor wet within 40 cm for over 1 monthNot wet within 80 cm for over 3 months, nor wet within 40 cm for over 1 monthNot wet within 80 cm for over 3 months, nor wet within 40 cm for over 1 monthNot wet within 80 cm for over 3 months, nor wet within 40 cm for over 1 month 
Topsoil Properties
Gravel4 %4 %12 %25 %15 %4 %3 %4 %28 %
Sand42 %42 %48 %47 %34 %39 %35 %39 %35 %
Silt38 %38 %28 %34 %48 %40 %42 %39 %33 %
Clay20 %20 %24 %19 %18 %21 %23 %22 %32 %
USDA TextureLoamLoamLoamLoamLoamLoamLoamLoamClay loam
Reference Bulk Density1.41 g/cm³1.41 g/cm³1.4 g/cm³1.43 g/cm³1.41 g/cm³1.4 g/cm³1.38 g/cm³1.39 g/cm³1.32 g/cm³
Bulk Density1.47 g/cm³1.38 g/cm³1.53 g/cm³1.21 g/cm³1.39 g/cm³1.36 g/cm³1.38 g/cm³1.28 g/cm³0.28 g/cm³
Organic Carbon1.06 %1.14 %0.83 %0.98 %0.6 %0.86 %1.26 %1.65 %39.4 %
PH5.64.56.36.487.25.76.65.6
Clay Cation Exchange Capacity37 cmol kg⁻¹25 cmol kg⁻¹39 cmol kg⁻¹40 cmol kg⁻¹68 cmol kg⁻¹63 cmol kg⁻¹51 cmol kg⁻¹45 cmol kg⁻¹45 cmol kg⁻¹
Soil Cation Exchange Capacity11 cmol kg⁻¹7 cmol kg⁻¹12 cmol kg⁻¹12 cmol kg⁻¹14 cmol kg⁻¹16 cmol kg⁻¹16 cmol kg⁻¹17 cmol kg⁻¹87 cmol kg⁻¹
Base Saturation67 %40 %88 %78 %100 %91 %84 %87 %75 %
Total Exchangeable Bases8.4 cmol kg⁻¹2.2 cmol kg⁻¹10 cmol kg⁻¹14 cmol kg⁻¹19.8 cmol kg⁻¹16.9 cmol kg⁻¹13.8 cmol kg⁻¹9.8 cmol kg⁻¹59.5 cmol kg⁻¹
Calcium Carbonate0 %0 %0 %0 %11.7 %0.5 %0 %0 %0 %
Calcium Sulphate0 %0 %0 %0 %0.2 %0 %0 %0 %0 %
Exchangeable Sodium3 %2 %1 %1 %3 %2 %2 %2 %1 %
Electrical Conductivity0.1 dS m-10.1 dS m-10.1 dS m-10.1 dS m-10.7 dS m-10.1 dS m-10.1 dS m-10.1 dS m-10.1 dS m-1
Subsoil Properties
Gravel4 %4 %8 %28 %10 %7 %5 %3 %5 %
Sand33 %28 %41 %51 %36 %41 %29 %37 %52 %
Silt31 %29 %25 %31 %46 %38 %38 %35 %23 %
Clay36 %43 %34 %18 %18 %21 %33 %28 %25 %
USDA TextureClay loamClayClay loamLoamLoamLoamClay loamClay loamSandy clay loam
Reference Bulk Density1.3 g/cm³1.27 g/cm³1.33 g/cm³1.44 g/cm³1.41 g/cm³1.4 g/cm³1.31 g/cm³1.35 g/cm³1.38 g/cm³
Bulk Density1.4 g/cm³1.41 g/cm³1.51 g/cm³1.45 g/cm³1.41 g/cm³1.39 g/cm³1.44 g/cm³1.35 g/cm³0.18 g/cm³
Organic Carbon0.43 %0.37 %0.4 %0.4 %0.4 %0.38 %0.5 %0.69 %38.46 %
PH6.34.86.46.98.17.56.97.25.8
Clay Cation Exchange Capacity47 cmol kg⁻¹26 cmol kg⁻¹41 cmol kg⁻¹56 cmol kg⁻¹84 cmol kg⁻¹61 cmol kg⁻¹62 cmol kg⁻¹44 cmol kg⁻¹49 cmol kg⁻¹
Soil Cation Exchange Capacity17 cmol kg⁻¹10 cmol kg⁻¹15 cmol kg⁻¹11 cmol kg⁻¹13 cmol kg⁻¹14 cmol kg⁻¹23 cmol kg⁻¹15 cmol kg⁻¹88 cmol kg⁻¹
Base Saturation89 %57 %90 %89 %100 %96 %90 %88 %96 %
Total Exchangeable Bases15.2 cmol kg⁻¹11.4 cmol kg⁻¹12 cmol kg⁻¹10.3 cmol kg⁻¹20.7 cmol kg⁻¹15.2 cmol kg⁻¹22.3 cmol kg⁻¹10.7 cmol kg⁻¹81.8 cmol kg⁻¹
Calcium Carbonate0 %0 %0 %0 %12.2 %2.5 %2.2 %4 %0 %
Calcium Sulphate0 %0 %0 %0 %0.2 %0 %0 %0 %0 %
Exchangeable Sodium4 %7 %1 %2 %3 %3 %2 %1 %1 %
Electrical Conductivity0.1 dS m-10.1 dS m-10.1 dS m-10.1 dS m-10.5 dS m-10.1 dS m-10.1 dS m-10.1 dS m-10.1 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