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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. Stocks fished ...
Fish stocks are the basis of fisheries’ management. Not to be confused with stockfish. Straddling stocks – A term defined by the United Nations as "stocks of fish such as pollock, which migrate between, or occur in both, the economic exclusion zone of one or more states and the high seas". They can contrasted with transboundary stocks. A ...
Native stocks are usually collected as sources of broodstock supply. [ 18 ] [ 19 ] There are also examples of pond-reared Penaeidae broodstocks. [ 2 ] These shrimp are raised in suitable environmental conditions including a 12–14 hour/day photoperiod, a water temperature of 25–29 °C and full seawater salinity with high water exchange rates.
Stocking fish in a river in California. Fish stocking is the practice of releasing fish that are artificially raised in a hatchery into a natural body of water (river, lake, or ocean), to supplement existing wild populations or to create a new population where previously none exists.
The word stockfish is a loan word from West Frisian stokfisk (stick fish), possibly referring to the wooden racks on which stockfish are traditionally dried or because the dried fish resembles a stick. [2] "Stock" may also refer to a wooden yoke or harness on a horse or mule, once used to carry large fish from the sea or after drying/smoking ...
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Fish stock or stock fish may also refer to: Fish stocks are subpopulations of a particular species of fish. Fish stock (food), liquid made by boiling fish bones with vegetables, used as a base for fish soups and sauces; Fish stocking, the practice of raising fish in a hatchery and releasing them into a river, lake, or ocean; Stockfish, unsalted ...
Jack mackerel caught by a Chilean purse seiner Fishing down the food web. Overfishing is the removal of a species of fish (i.e. fishing) from a body of water at a rate greater than that the species can replenish its population naturally (i.e. the overexploitation of the fishery's existing fish stock), resulting in the species becoming increasingly underpopulated in that area.