Parameters Optimum Range Culture Range
Temperature (°C) 28 - 32 26 - 28
Salinity (ppt) 0.5 - 35 26 - 30
DO (mg.L-1) 5.0 - 9.0 5.7 - 6.4
pH 7.0 - 8.3 7.5 - 8.5
Ammonia (mg.L-1) < 0.03 0.1 - 0.5
Nitrite (mg.L-1) < 1.0 0.02 - 0.25
Nitrate (mg.L-1) < 60 5 - 40
Table 2: Water quality parameters of white shimp PL culture in different treatment during 12 days culture period.