The contents of 18 kinds of amino acids in muscle of Saurida elongata were measured by high performance liquid chromatography (HPLC) with good separation and good precision. The result showed that the total contents of amino acids were 191.94 mg/g in muscles of Saurida elongata. The total contents of essential amino acids and tasty amino acids were 72.58 mg/g and 91.59 mg/g, accounting for 37.80% and 47.72% in total amino acids, respectively. There were relative standard deviations of 3.0%-6.5% in these am...