Androgenesis in the African catfish, Clarias gariepinus Augustinus B. J. Bongers, David Nguenga, Ep H. Eding and Carel J. J. Richter Aquat. Living Resour., 8 4 (1995) 329-332 Published online: 15 October 1995 DOI: 10.1051/alr:1995035