This report is a genetic risk analysis of introducing Genetically Improved Farmed Tilapia (GIFT) in Nigeria for aquaculture purposes. It was conducted following the guidance of the International Council for the Exploration of the Sea’s Code of Practice for the Introductions and Transfers of Marine Organisms (ICES Code) as well as the Food and Agriculture Organization’s (FAO) “Precautionary approach to capture fisheries and species introductions” (1996)