The present investigation is an attempt to study the hydro-biological parameters, which includes documentation of meteorological conditions, physico-chemical parameters, primary productivity, zooplankton diversity and fish species of Nagral dam of Chincholli taluk, Kalaburagi district. The study was carried out for the period of two years from February 2016 to January 2018. The hitherto study describes the assessment of hydrochemistry, zooplankton diversity and fish fauna. However, indicate no pollution in the study area so far as the water quality studies are concerned. The study area and...