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The spawning stock of North-East Arctic cod was more than a million tons following World War II, but declined to a historic minimum of 118,000 tons in 1987. The North-East Arctic cod catch reached a historic maximum of 1,343,000 tons in 1956, and bottomed out at 212,000 tons in 1990.
The Atlantic cod (pl.: cod; Gadus morhua) is a fish of the family Gadidae, widely consumed by humans. It is also commercially known as cod or codling. [3] [n 1]In the western Atlantic Ocean, cod has a distribution north of Cape Hatteras, North Carolina, and around both coasts of Greenland and the Labrador Sea; in the eastern Atlantic, it is found from the Bay of Biscay north to the Arctic ...
Spawning biomass had decreased by at least 75% in all stocks, by 90% in three of the six stocks, and by 99% in the case of "northern" cod, previously the largest cod fishery in the world. [14] The previous increases in catches were wrongly thought to be due to "the stock growing" but were caused by new technologies such as trawlers.
Fish stocks are subpopulations of a particular species of fish, for which intrinsic parameters (growth, recruitment, mortality and fishing mortality) are traditionally regarded as the significant factors determining the stock's population dynamics, while extrinsic factors (immigration and emigration) are traditionally ignored.
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The value of aquaculture products grew from $45 million in 1974 to about $866 million (393,400 tonnes) in 2003. [15] Aquaculture, in the United States, includes the farming of hatchery fish and shellfish which are grown to market size in ponds, tanks, cages, or raceways , and released into the wild.
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