A Preliminary Limnological Study on Kothacheruvu(Tank), Nellore District, India

Abstract

Author(s): Sreenivasulu K, Kaizar Hossain and T Damodharam

Present work has been conducted on Kothacheruvu (Tank) encircling the tomb of Kothacheruvuin Nellore District. The Pond water is mainly used for bathing, washing of clothes and for immersion of idols besides regular inflow of domestic waste water. The investigation on physico chemical characteristics at different sites revealed its alkaline nature, suitable for aqua culture practices. Significant site variations have been recorded due to the interference of Sewage and agricultural wastes. The physico-chemical and biological characteristics of the Kothacheruvu(Tank) reveal degrading condition of the ambient water. Which can be felt on account of its obnoxious smell and greenish appearance.The impact of high anthropogenic pressure as well as favorable environmental factors like temperature. Also the impact of global warming on zooplankton present in water bodies situated at Kothacheruvu(Tank) discussed.