Trophic structure and interactions in Lake Ayamé (Côte d’Ivoire) A. Traore, A. Ouattara, L. Doumbia, L. Tah, J. Moreau and G. Gourène Knowl. Managt. Aquatic Ecosyst., 388 (2008) 02 Published online: 26 July 2008 DOI: 10.1051/kmae:2008002