Seabass is available in the Persian Gulf and Oman Sea, especially the southeastern coast of Iran. They demanded in internal and external markets. Their feed ingredients are such as fish powder, soybean meal, plant protein concentrates, wheat gluten, wheat flour, corn gluten, gelatin, fish oil and vegetable oils, mineral and vitamin supplements also probiotics, and immune stimulants. This type of fish needs a significant amount of protein to grow, and also the extruded feed production unit of this complex focuses on improving bone growth and high digestibility.