EKWU, A. O, and O. M UDOIDIONG. “OBSERVATIONS OF Heterotis Niloticus (CUVIER) IN THE CROSS RIVER BASIN: AN INTRODUCED SPECIES ”. Nigerian Journal of Fisheries 8, no. 2 (December 1, 2011): 365–370. Accessed May 19, 2026. https://fisonjournal.org.ng/index.php/njf/article/view/308.