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Fish farming or pisciculture involves commercial breeding of fish, most often for food, in fish tanks or artificial enclosures such as fish ponds. It is a particular type of aquaculture , which is the controlled cultivation and harvesting of aquatic animals such as fish, crustaceans , molluscs and so on, in natural or pseudo-natural environments.
Seaweed farming is profitable even at a small scale, to the point that the small cost of investment is exceeded by the revenue from the first harvest (105–135 days). Caulerpa and Eucheuma are the most profitable, followed by Gracilaria. Gracilaria grows better in canals with flowing water than in still ponds. [16]
Spiny lobster are over-exploited. Better data is needed if stocks are to be assessed accurately. [5] Until 2016, commercial fish farming was prohibited in federal waters, meaning that the Gulf of Mexico was closed to the practice. NOAA announced in January 2016, however, that companies can now set up commercial aquaculture in the Gulf. This is ...
The larger fish processing companies have their own fishing fleets and independent fisheries. The products of the industry are usually sold wholesale to grocery chains or to intermediaries. Fish processing can be subdivided into two categories: fish handling (the initial processing of raw fish) and fish products manufacturing.
Worldwide, the most important fish species used in fish farming are, in order, carp, salmon, tilapia, and catfish. [28] In the Mediterranean, young bluefin tuna are netted at sea and towed slowly towards the shore. They are then interned in offshore pens (sometimes made from floating HDPE pipe) [39] where they are further grown for the market. [40]
Aquaculture is practiced all over the world and is extremely popular in countries such as China, where population is high and fish is a staple part of their everyday diet. Atlantic salmon holding pens in New Brunswick. Aquaculture in Canada plays a prominent role in Canada's ecological, social and economic stage. [3]
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In 2018, Canada's fishing industry was worth $36.1 billion in fish and seafood products and employed approximately 300,000 people. [1] Aquaculture, which is the farming of fish, shellfish, and aquatic plants in fresh or salt water, is the fastest growing food production activity in the world and a growing sector in Canada.