Aquaculture is the practice of cultivating freshwater, brackish water, and saltwater populations under controlled or semi-natural conditions. It contrasts with commercial fishing, which involves harvesting wild fish from natural habitats.Aquaculture is used not only for food production but also for ecosystem restoration and rehabilitation.Mariculture: Also known as marine farming, mariculture occurs in seawater habitats and lagoons.Pisciculture: This type of aquaculture focuses on fish farming to obtain fish products for consumption.
"The average pond supported 320 pounds of fish per acre. This "standing crop" consisted of 224 pounds of bluegill, 36 pounds of largemouth bass, and 60 pounds of miscellaneous fish per acre. Once you have a pond, it is important to know the correct acreage, maximum depth, average depth, and water volume."
The over exploitation of shrimp from natural sources and the ever increasing demand for shrimp and shrimp products in the world market has resulted in the wide gap between the demand and supply shrimp in the International market. This has necessitated the need for exploring new avenues for increasing prawn production. The estimated brackish water area suitable for undertaking shrimp cultivation in India is around 11.91 lakhs ha. spread over 10 states and union territories viz... West Bengal, Orissa, Andhra Pradesh, Tamil Nadu, Pondicherry, Kerala, Karnataka, Goa, Maharashtra and Gujarat.
The marine fishery is the rearing of fish in seawater or saltwater. A large number of fishes are cultured for human consumption in tanks or ponds like fish farms or blue revolution. In marine fishery, a large number of fishes are caught by using synthetic fiber nets, mechanized fishing.
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