News tagged with electric fish
Electric fish plug in to communicate
Sep 29, 2009 |
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(PhysOrg.com) -- Just as people plug in to computers, smart phones and electric outlets to communicate, electric fish communicate by quickly plugging special channels into their cells to generate electrical ...
Electric fish could spark healthcare innovation
Jun 19, 2009 |
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(PhysOrg.com) -- Mathematicians in Manchester are hoping electric fish can give them clues to solving a fiendishly complex mathematical problem - which could in turn lead to better treatment for patients with ...
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Fish use electric signals to find the right mate
Jun 11, 2009 |
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Electric knifefish, close relatives of the electric eel, navigate and communicate by projecting electric fields around their bodies. Research at University of Toronto is clarifying how this sense has evolved, as well as providing ...
Electric fish conduct electric duets in aquatic courtship
Biology /
Jun 20, 2007 |
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Cornell researchers have discovered that in the battle of the sexes, African electric fish couples not only use specific electrical signals to court but also engage in a sort of dueling "electric duet."
Illinois to poison canal in hopes of killing invasive carp
Dec 02, 2009 |
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The largest fish kill in Illinois history -- expected to net 100 tons of fish including, hopefully, some Asian carp -- is to start Wednesday south of Chicago in an attempt to make sure none of the feared carp make it past ...
Convergent evolution of molecules in electric fish
Mar 03, 2006 |
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Having a set of extra genes gave fish on separate continents the ability to evolve electric organs, report researchers from The University of Texas at Austin.
No Asian carp found yet in Ill. fish kill
Dec 03, 2009 |
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(AP) -- No Asian carp have been spotted so far in a Chicago canal during a massive fish kill aimed at trying to keep the giant fish out of the Great Lakes.
Electric Fish in Africa Could be Example of Evolution in Action
Biology /
Jun 02, 2006 |
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Avoiding quicksand along the banks of the Ivindo River in Gabon, Cornell neurobiologists armed with oscilloscopes search for shapes and patterns of electricity created by fish in the water.
Experts think toxic algae harming endangered fish
Nov 25, 2009 |
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(AP) -- Scientists say they think toxins from a blue-green algae plaguing lakes and rivers around the West are harming an endangered fish in the Klamath Basin, adding another obstacle to restoring species that have forced ...
Asian carp may have breached barrier protecting Lake Michigan
Nov 24, 2009 |
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Two feared species of Asian carp have zoomed beyond the $9 million electric barriers built to keep them out of Lake Michigan. Now, the only thing left between the carp and the Great Lakes is a lock and dam in southern Chicago.
Fish fatty acids don’t make you cleverer or happier
Dec 22, 2009 |
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(PhysOrg.com) -- A diet rich in fish fatty acids has no effect on cognitive functions such as memory and concentration in the elderly. Nor does it affect their level of wellbeing. This is the conclusion drawn by Dutch researcher ...
Elephantnose fish 'see' with their chin
Biology /
Aug 21, 2007 |
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Originating in Central Africa, Peters' elephantnose fish (Gnathonemus petersii), finds its bearings by means of weak electrical fields. Scientists from the University of Bonn have now been able to show how well this works. ...
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