Effects of low fishmeal diets on the growth performance and physiological condition of ayu Plecoglossus altivelis

This study aimed to evaluate the effects of low fishmeal diets on the growth performance and physiological condition of ayu Plecoglossus altivelis. A 51 % fishmeal diet (control, diet FM51) and two low fishmeal diets in which 40 and 60 % of fishmeal in diet FM51was replaced by defatted soybean meal and corn gluten meal (diets FM32 and FM20), were fed to juvenile ayu (initial body weight, 22 g) for 3 months. Growth, feed efficiency ratio and feed...