2017-01-25 · At the beginning of the feeding trial, a total of 1320 juvenile whiteleg shrimp (average initial weight 0.9 ± 0.05 g) were carefully selected from the stock tank and directly distributed into 24 fiberglass tanks with a water volume of 200 L each (55 shrimp for each tank). Eight groups of shrimp were fed using each of the formulated diets. The feeding rate was 7%