2010/05/01 · Genetically supermale Indonesian tilapia (GESIT) were officially released on December 15, 2006, through the Indonesian Ministry of Marine Affairs and Fisheries. Over 100,000 GESIT fish were distributed to 22 provinces by 2008. Based on reports from Cianjur, West Java, GESIT reach a size of 6 to 8 cm size 15 days faster than earlier tilapia lines.