Fig. 1. Mean growth rates (±standard deviation) of Farfantepenaeus brasiliensisreared under different temperatures during the nursery phase in the BFT system.productivity was observed at 27◦C and 30◦C. However, survivalwas significantly higher at 21◦C, 24◦C and 27◦C (Table 2).3.2. Trial 2Dissolved oxygen and pH were significantly lower in the 33◦C(30◦C) treatment. Other water quality parameters such as salin-ity (21 and 24◦C – 33.3 ± 0.7; 27 and 30◦C – 33.0 ± 0.2; 33◦C– 33.2 ± 0.3), alkalinity (21◦C – 154 ± 18.3; 24◦C – 141 ± 19.7;27◦C – 134 ± 12; 30◦C – 135 ± 16.9; 33◦C – 140 ± 21.2 mg L−1),TAN, NO2-N, NO3-N and TSS did not differ among the treatments(Table 3).