Cephalopod was important fishery resources of Chinese marine.From 20 th century end,greatly developing marine fishing industry and chemical industry in coastal region lead to marine environment in China.Germplasm resources of cephalopod reduced sharpenly.Study of cephalopod attracted attention.The need of cephalopod for nutrient including protein,lipids,carbohydrates,microelement and mineral was summaried.Future research was prospected.It can provide theoretical support for breeding,artificial culture and r...