Experimental facilities Location: Department of Animal Sciences Albrecht-Thaer Weg Recirculation Aquaculture System (RAS) for rearing Tilapia and African Catfish Tilapia egg incubation First feeding unit 80-Liter rearing tanks Zebra fish unit Location: Department Animal Sciences Experimental Station Relliehausen Earthen ponds at the experimental station of Relliehausen Circular tanks for rearing and fattening of rainbow trout Egg incubation for rainbow trout Battery for rearing trout fry