Evaluation of fecundity, fertilization, hatching, and gonadosomatic index of exotic clarias gariepinus (Burchell, 1822) and native clarias macromystax (Gunther, 1864) under semi-ar... by Esa, Yuzine B., Dadile, Abdulrahman Muhammad, Syukri, Fadhil, Christianus, Annie, Diyaware, Mohammad Y.