News tagged with fish farming
Risks involved with transgenic fish
Aug 31, 2009 |
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Fast growing transgenic fish can revolutionise commercial fish farming and relieve the pressure on overexploited fish stocks. But what happens in the natural environment if transgenic fish escape?
NOAA chief says new ocean uses creating conflicts
Jul 21, 2009 |
3 / 5 (2) |
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(AP) -- New pressures on the nation's oceans, from wind turbines to fish farms, are increasingly sparking conflicts with more traditional activities such as shipping and recreational boating and show the ...
MIT tests self-propelled cage for fish farming
Sep 03, 2008 |
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(PhysOrg.com) -- A self-propelling underwater cage developed and recently tested by an MIT researcher could not only cut costs for offshore ocean-based fish farms but also aid the movement of such operations into the high ...
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Killer catfish? Venomous species surprisingly common, study finds
16 hours ago |
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(PhysOrg.com) -- Name all the venomous animals you can think of and you probably come up with snakes, spiders, bees, wasps and perhaps poisonous frogs. But catfish?
Asian carp raises fear and loathing on Great Lakes
18 hours ago |
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(AP) -- After nearly four decades as a fishing guide on the Great Lakes, Pat Chrysler has seen enough damage from invasive species to fear what giant, ravenous Asian carp could do to the nation's largest bodies of freshwater.
Farms, Fertilizers and Greenhouse Gas Emissions
18 hours ago |
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(PhysOrg.com) -- Agricultural Research Service (ARS) scientists are front and center in finding out how farming affects emissions of the green house nitrous oxide (N2O).
Ovaries must suppress their inner male
20 hours ago |
4.6 / 5 (8) |
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For an ovary to remain an ovary, the female organ has to continuously suppress its inner capacity to become male. That's the conclusion of a study in the December 11th issue of the journal Cell revealing that t ...
Earliest toothless bird found
Other Sciences / Archaeology & Fossils
Dec 10, 2009 |
4.8 / 5 (5) |
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(PhysOrg.com) -- A new species of bird from the Cretaceous period in China has been identified. It had toothless upper and lower jaws, and provides significant information on the diversification in the evolution ...
Abundance of a look-alike species clouds population status of a million dollar fish
Dec 10, 2009 |
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The prized white marlin, sought by anglers in million dollar prize tournaments and captured incidentally in commercial fisheries, is among the most overfished marine species under international management and the subject ...
Experiment to test killing 1 owl to help another
Dec 10, 2009 |
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(AP) -- Scientists want to determine if killing the aggressive barred owl that has invaded old growth forests of the Northwest would help the protected spotted owl.
Oceans' Uptake of Manmade Carbon May Be Slowing
Space & Earth / Earth Sciences
Dec 09, 2009 |
3.5 / 5 (20) |
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(PhysOrg.com) -- The oceans play a key role in regulating climate, absorbing more than a quarter of the carbon dioxide that humans put into the air. Now, the first year-by-year accounting of this mechanism ...
More than fish bait: Worms unlock secrets to new epilepsy treatments
Dec 09, 2009 |
4 / 5 (1) |
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A team of scientists from The University of Alabama used worms to reel in information that they hope will lead to a greater understanding of cellular mechanisms that may be exploited to treat epilepsy. In a new research report ...
Sparkly Spiders and Photonic Fish
Dec 09, 2009 |
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(PhysOrg.com) -- Scientists in Israel and the UK have uncovered the details of how certain fish and spiders create their iridescent scales and silvery skins.
List of search results for fish farming
