Accumulation and Histopathological Effect of different Tissue in the Fresh Water Fish Catla catla

Manju Rahi, Dr. R. K. Singh

Abstract: Heavy metals are matters that form most dangerous effect in the aquatic animals of chemical water pollution due to the accumulation of some heavy metals and cannot be eliminated from the body by metabolic activities. In this study literature is examine the characteristics and general sources, uptake by fish concentration evaluation and effect on fish and other aquatic organism of heavy metal such as Cadmium, Chromium, Copper, Zinc, Lead ,Nikhil, Dolerite . Studies examined showed that Heavy metal cause severe damage on fish thus endangers fish health and ecosystem and respectable risks for human via consumption of heavy metal contaminated fish.

Keywords: Heavy metal, Effect, Accumulation chirimiri