
Bilateral asymmetry in certain morphological characters of Sarotherodon melanotheron Rüppell 1852 and Coptodon guineensis (Günther 1862) collected from Lake Ahémé and Porto-Novo Lagoon Bénin, West Africa
Keywords: Cichlidae; Morphology; Environment; Meristic characters; Porto Novo Lagoon; Lake Ahémé;