Credit:Wanna Thawinwan (Thailand) This photo shows a typical pond for whiteleg shrimp, Liptopenaeus vannamei in Thailand. The pond has a surface area about 16,000 m2 with a water depth of about 1-1.2 m. Shrimp farmer buys the farm requirement of shrimp post larvae (Pl 12) from a shrimp hatchery whereas shrimp are grown for 80-90 days. The paddle …