Reducing feed cost is a major challenge in Aquaculture nutrition. Apart from high cost, most fish feed ingredients are also being competed for as food by man. Thus, the need for development of economic nutrient-complete diet for continuing expansion of aquaculture industry. A feeding trial was conducted to investigate the effect of mango peel meal (MPM) on growth performance of Clarias gariepinus. One hundred and twenty (120) fingerlings of C. gariepinus of average weight of 5.2 0.13g were stocked at 10 fish per plastic bowl (44L) in the wet laboratory. Four (4) iso-nitrogenous diets...