News tagged with fish levels
Steelhead trout lose out when water is low in wine country
(Phys.org) -- The competition between farmers and fish for precious water in California is intensifying in wine country, suggests a new study by biologists at the University of California, Berkeley.
May 08, 2012 |
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Carbon dioxide affecting fish brains: study
Rising human carbon dioxide emissions may be affecting the brains and central nervous systems of sea fish, with serious consequences for their survival, according to new research.
Jan 16, 2012 |
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Study: Fish near coal-fired power plants have lower levels of mercury
A new study from North Carolina State University finds that fish located near coal-fired power plants have lower levels of mercury than fish that live much further away. The surprising finding appears to be ...
Oct 06, 2010 |
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Study finds mercury levels in children with autism and those developing typically are the same
In a large population-based study published online today, researchers at the UC Davis MIND Institute report that after adjusting for a number of factors, typically developing children and children with autism have similar ...
Oct 19, 2009 |
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Why mercury is more dangerous in oceans
Even though freshwater concentrations of mercury are far greater than those found in seawater, it's the saltwater fish like tuna, mackerel and shark that end up posing a more serious health threat to humans ...
Space & Earth / Earth Sciences
Jun 27, 2010 |
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Better synchronization helps fish deal with predator threat
Fish alter their movements when under threat from predators to keep closer together and to help them to blend into the crowd, according to new research headed by scientists at the University of York.
May 25, 2010 |
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Oceanographers examine mercury levels of pelagic fish in Hawaii
In the open ocean, species of large predatory fish will swim and hunt for food at various depths, which leads to unique diets in these fish. Oceanographers and geologists in the School of Ocean and Earth Science ...
Sep 01, 2009 |
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Fish exposed to SSRIs exhibit abnormal behavior, study finds
Fish exhibit abnormal behavior and lower levels of anxiety when exposed to Selective Serotonin Reuptake Inhibitors (SSRI), which are common drugs used to treat depression, among other disorders. The study, by Baylor University ...
Mar 06, 2012 |
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Fish to be rescued from Texas river amid drought
(AP) -- Wildlife biologists on Friday will evacuate two species of minnows from the shrinking waters of a West Texas river in the first of what could be several rescue operations involving fish affected by the state's worst ...
Sep 16, 2011 |
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Drought shrinks China's largest freshwater lake
China's largest freshwater lake has shrunk to its smallest size in years due to drought, state media and officials said Thursday, endangering the ecology in the area and fishermen's livelihoods.
Jan 05, 2012 |
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High carbon dioxide levels cause abnormally large fish ear bones
Rising carbon dioxide levels in the ocean have been shown to adversely affect shell-forming creatures and corals, and now a new study by researchers at Scripps Institution of Oceanography at UC San Diego has ...
Jun 25, 2009 |
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China drought impact widens, reaching Shanghai
(AP) -- China's worst drought in a half-century is deepening, with the parched weather that has left millions in the Yangtze River region without enough drinking water pushing inflation higher and adding to widespread power ...
May 26, 2011 |
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Oxygen sensor invention could benefit fisheries to breweries
Monitoring oxygen levels in water has applications for oil spills, fish farming, brewing beer and more – and a professor at Michigan State University is poised to help supply that need.
Apr 04, 2011 |
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Using air pollution thresholds to protect and restore ecosystem health
Air pollution is changing our environment and undermining many benefits we rely on from wild lands, threatening water purity, food production, and climate stability, according to a team of scientists writing in the 14th edition ...
Nov 14, 2011 |
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Plastic nanoparticles affect behavior and fat metabolism in fish
Nanoparticles have many useful applications, but also raise some potential health and ecological concerns.
Nanotechnology / Bio & Medicine
Feb 22, 2012 |
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