FRESENIUS ENVIRONMENTAL BULLETIN, cilt.24, sa.12C, ss.4738-4742, 2015 (SCI-Expanded)
Accumulation of copper, zinc, cadmium and lead in gill, liver, spleen, kidney and muscle tissues of Clarias gariepinus was studied after exposing the fish to 5 ppm Cu, 5 ppm Zn, 1 ppm Cd, 1 ppm Pb and to the same concentrations of their mixture over 1, 7 and 15 days. Atomic absorption techniques were applied in determining tissue metal levels.