This experiment was conducted in order to evaluate two levels of protein in juvenile sabaleta, (Brycon henni) with two diets formulated semi-purified with 24% and 26% protein. 132 fishes were used obtained from the wild, with a weight of 1-3g, 3,1-5g, 5,1-7g, with 22 fish per channel (3 replicates)....

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