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European catchment data base on freshwater biodiversity
for 251 European primary catchments quantitative and normalised data on - catchment parameters (area, altitude, etc) - environmental status (hydrology, water stress,...
እንዲሁም ይሄን ኤፒአይ በመጠቀም ይህን መዝገብ መድረስ ይችላሉ። (see የኤፒአይ ሰነዶችን ተመልከት)