Mugil cephalus spawns twice a year in the Southwestern Coastal waters of Sri Lanka. Its fingerlings are available in the Bolgoda Lagoon from ca December to ca January and from ca May to June. The survival rate of M.cephalus in this lagoon is about 82%. The growth rate is about 2 cm per month. The lenght of the commercially exploited fish ranage from ca 12 to 24 cm with mean age of about 8 months.
