C. N. ONWUKA, V. EBOCHUO, and L. O. IGBOACHU, “FRAME SURVEY OF FISHERIES RESOURCES OF OTAMIRI RIVER: MORPHOECOLOGICAL STUDIES OF FISH SPECIES AND IMPLICATION FOR FISHERIES DEVELOPMENT IN IMO STATE”, NJF, vol. 16, no. 1, pp. 1684–1692, Jun. 2019.