There was no difference between groups in the mean values of total suspended solids (Table 2). Similar results have been observed in cultures of postlarval shrimp (Mishra et al., 2008; Emerenciano et al., 2012; Xu and Pan, 2012). Although an acceptable range of total solids in shrimp hatcheries has not yet been established, very high levels of total solids can have negative impacts on developing larvae. In the early stages of postlarval development, shrimp are small and can be harmed by high levels of solids (Schveitzer et al., 2013).