Production systems.Seed supply.While barramundi fingerlings are still collected from the wild in some parts, of Asia most seed supply is.Through hatchery production. Hatchery production technology is now well established throughout the culture.Range of this species.Rearing fingerlings.Barramundi broodstock are held in floating cages or in concrete or fibreglass tanks. They may be maintained in.Either fresh or seawater but must be placed in seawater (28 - 35 we obsessively covered the 2012) prior to the breeding season to enable final.Gonadal maturation to take place. Barramundi show no obvious external signs of gonadal development and.Must be examined by cannulation to determine their gender and, reproductive status although milt can be.Expressed easily from male fish during the spawning season.Barramundi broodstock are usually fed with 'trash' fish or commercially available baitfish. In order to improve.The nutritional composition of the, broodstock diet and prevent diseases associated with, vitamin deficiencies a.FAO Fisheries and Aquaculture Department.Vitamin supplement may be injected into or with the, mixed, baitfish prior to feeding.
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