Fig. 4From: Morpho-meristics, maturity stages, GSI and gonadal hormone plasticity of African catfish Clarias gariepinus (Burchell 1822) that invaded into the Ganga River, IndiaTestosterone level of male C. gariepinus in different reproductive stages from culture and the Ganga River (maturity stages: I-immature, II-developing, III-ripening, IV-running ripe, V-fully mature)Back to article page