In order to discuss the edible value of Monodactylus argenteus,the flesh content and routine nutritional components in muscle were tested and analyzed.The results showed that the flesh content in body of Monodactylus argenteus was 76.01%.The contents of protein,fat,ash and moisture in muscle were 18.51%,5.30%,1.28% and 74.63%,respectively.A total of 18 amino acids were identified in muscle,which represented 67.24% of total dry matter.The content of essential amino acid (EAA,8 species) was 27.54%,representing 40.96% of total amino acid(TAA) and 69.37% of non-essential amino acid(NEAA).The EAA composition met the FAO/WHO standard.The content of delicious amino acid(DAA) was 28.51%,representing 42.40% of TAA.The essential amino acid index(EAAI) was 111.64, which reflected that the composition of EAA was balanced and abundant.The muscle of Monodactylus argenteus was rich in fatty acid,including 30.90% polyunsaturated fatty acid(PUFA) and 14.55% EPA+DHA.The composition of elements was reasonable.It was indicated that Monodactylus argenteus belonged to high-quality protein food with abundant amino acids and fatty acids,which had high edible value and development potential.