2019-01-242019-01-242000NAGA 23(1): 14-16https://hdl.handle.net/20.500.12348/2425A cheap method of propagating the African catfish, Clarias gariepinus, by incubating the fertilized eggs in a cage placed directly in a flowing river is described. Hatching ranged between 39 and 70%. This is not significantly different from the commonly used water recirculating flow through system. The economic advantages of the river hatching method are discussed with special emphasis on the rural fish farmers.application/pdfCC BY 4.0Journal Article