Histopathology and Bioaccumulation of Heavy Metals (Cr, Ni and Pb) in Fish (Channa striatus and Heteropneustes fossilis) Tissue: A Study for Toxicity and Ecological Impacts

Mahino Fatima and Nazura Usmani

Pakistan Journal of Biological Sciences 16 ( 9 ): 412 - 420 , 2013