Utilization of Unconventional Rations For Feeding of Gil Thead Sea Bream

the aim of the present experiment was to formulate diets by partial or complete substitution of fish meal by animal by - product such as poultry by - product and poultry manure and plant by - products such as embryo meal and qluten meal. these ingredients were used in combination for partial or complete substitution of fish meal. chemical analysis of the ingredients, growth performance, digestibility, protein evaluation, body composition and blood charcteristics are presented and discussed.