Fish stock
hideFish stocks are subpopulations of a particular species of fish, for which intrinsic parameters (growth, recruitment, mortality and fishing mortality) are the only significant factors in determining population dynamics, while extrinsic factors (immigration and emigration) are considered to be insignificant.
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News tagged with fish stocks
North Atlantic fish populations shifting as ocean temperatures warm
Nov 02, 2009 |
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About half of 36 fish stocks in the Northwest Atlantic Ocean, many of them commercially valuable species, have been shifting northward over the last four decades, with some stocks nearly disappearing from U.S. waters as they ...
EU OKs tougher penalties for illegal fishing
Oct 20, 2009 |
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(AP) -- The European Union agreed Tuesday on tougher penalties to counter illegal fishing, considered a major cause of the depletion of fish stocks in European waters, particularly of prized cod and bluefin tuna.
Changing the course of nature: Are fisheries directing the evolution of fish populations?
Sep 10, 2009 |
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For many of the types of fish we buy in stores or order in restaurants, the chance that an individual dies from fishing is several times higher than dying of natural causes. This may seem obvious to most (they had to get ...
How can the world's fisheries be sustainable?
Jun 23, 2009 |
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According to the most recent report on the status of the world's fisheries by the United Nations Food and Agriculture Organization, fisheries supply at least 15% of the animal protein consumed by humans, provide direct and ...
NOAA report finds threats to California's Cordell Bank Marine Sanctuary
Jun 19, 2009 |
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A new NOAA report on the health of Cordell Bank National Marine Sanctuary indicates that the overall condition of the sanctuary's marine life and habitats is fair to good, but identifies several emerging threats to sanctuary ...
Plan would ban U.S. commercial fishing in Arctic Ocean
Feb 06, 2009 |
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Federal fishery regulators Thursday approved an unprecedented plan to ban U.S. commercial fishing in the Arctic Ocean.
Ocean acidification is accelerating and severe damages are imminent
Jan 30, 2009 |
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Urgent action is needed to limit damages to marine ecosystems, including coral reefs and fisheries, due to increasing ocean acidity, according to 155 of the world’s scientific experts who will release the Monaco Declaration ...
