B. K. Sekiranda, S., J. Okot-Okumu, F. W. B. Bugenyi, L. M. Ndawula, and P. Gandhi. “Variation in Composition of Macro-Benthic Invertebrates As an Indication of Water Quality Status in Three Bays in Lake Victoria”. Uganda Journal of Agricultural Sciences, vol. 9, no. 1, Sept. 2004, pp. 396-11, http://journal.naro.go.ug/index.php/ujas/article/view/245.