Credit: Alain Murekambanze (Burundi) This photo is for the Isale Fish station , located in bujumbura province, Burundi). The station contains 10 earthen ponds in total in which Nile tilapia, Oreochromis niloticus is farmed. Fertilization is done by chiken manure produced in chicken houses as seen in the photo. African catfish, Clarias gariepinus has been introduced in some …