Water quality management is basically the management of water quality parameters daily to keep it in optimal conditions for growth of shrimp. This is very important to prevent the shrimp experience stress that can accelerate the shrimp to various diseases.
White feces disease (WFD) is one of the most serious problems in shrimp culture. Diseased shrimp tend to be darker in color and after some time their bodies will lose firmness and become soft and limp, and eventually will die.