Diets  
Parameters PBM0 PBM50 PBM75 PBM100
TemperatureoC 27.0 ± 0.12 27.1 ± 0.12 27.4 ± 0.1 27.1 ± 0.15
pH   7.6 ± 0.1   7.8 ± 0.12   7.8 ± 0.11   7.6 ± 0.1
Dissolved oxygen (mg l-1)   6.3 ± 0.11   6.2 ± 0.12   6.2 ± 0.11   6.1 ± 0.12
Salinity (g l-1) 2.22 ± 0.1 2.23 ± 0.1 2.22 ± 0.1   2.22 ± 0.1
Unionized ammonia (mg l-1) 0.03 ± 0.01 0.028 ± 0.01 0.026 ± 0.002 0.028 ± 0.001
Table 1: Averages of water physicochemical characteristics parameters during experimental period.