Hyper-intensive fish farming

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  • Fish farming is the principal form of aquaculture and the  other methods comes under mariculture.
  • The success of hyperintensive systems, SRS especially when water is recycled is strongly dependent on water monitoring and control ability.
  • The most important fish species used in fish farming are carp, salmon, tilapia and catfish.
  • Farming carnivorous fish, such as salmon, does not always reduce pressure on wild fisheries.
  • Extensive aquaculture based on local photosynthetical production and intensive aquaculture, in which the fish are fed with external food supply.
  • Fish cages are placed in lakes, bayous, ponds, rivers or oceans to contain and protect fish until they can be harvested.
  • One of the largest problems with freshwater pisciculture is that it can use a million gallons of water per acre each year.
  • The farming of fish is the most common form of aquaculture,  and it involves raising fish commercially in tanks, ponds, or ocean enclosures, usually for food.
  • 2004, the total world production of fisheries was 140 million tonnes of which aquaculture contributed 45 million tonnes, about one third.
  • Aquaculture is an especially important economic activity in China.
  • Aquaculture is also currently one of the fastest growing areas of food production in the U.S.
  • Aquaculture production systems must be capable
    of maintaining proper levels of water quality parameters like temperature, dissolved
    oxygen, pH, un-ionized ammonia, nitrite and carbon dioxide.

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