James Abah, Evans Kamwi Simasiku and Dietlinde Ndakumwa Nakwaya
Journal of Fisheries and Aquatic Science 13 ( 1 ): 12 - 20 , 2018
Evans Kamwi Simasiku, James Abah and Samuel Kakambi Mafwila
Journal of Fisheries and Aquatic Science 13 ( 2 ): 66 - 75 , 2018