The majority of fish catch in lake Nasser belongs to about 10 species that collectively make up more than 95% of Lake Nasser catch. The predominant species sold as fresh fish are the tilapias and Nile perch, Lates niloticus, Labeo and Bagrus, while Alestes spp., Labeo spp., Hydrocynus spp., and Eutropius niloticus are salted. Salting takes …