News tagged with gills
Research links evolution of fins and limbs with that of gills
Mar 23, 2009 |
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The genetic toolkit that animals use to build fins and limbs is the same genetic toolkit that controls the development of part of the gill skeleton in sharks, according to research to be published in Proceedings of ...
Red-eyed treefrog embryos actively avoid asphyxiation inside their eggs
Biology /
Nov 03, 2008 |
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Boston University undergraduate Jessica Rogge and associate professor Karen Warkentin, working at the Smithsonian Tropical Research Institute's laboratories in Gamboa, Panama, discovered that frog embryos ...
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Chicken of the sea? Tuna farming getting a boost
Dec 05, 2009 |
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(AP) -- Thousands of tuna, their silver bellies bloated with fat, swim frantically around in netted areas of a small bay, stuffing themselves until they grow twice as heavy as in the wild. Is this sushi's ...
Discovery opens new avenues for treating devastating freshwater fish parasite, 'Ich'
Dec 02, 2009 |
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Researchers from the University of Georgia College of Veterinary Medicine have made an "unexpected" dual discovery that could open new avenues for treating Ichthyophthirius multifiliis, or "Ich", a devastating ...
New species of ghostshark from California and Baja California
Sep 22, 2009 |
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New species are not just discovered in exotic locales -- even places as urban as California still yield discoveries of new plants and animals. Academy scientists recently named a new species of chimaera, an ...
NASA Heads Out to Sea
Aug 24, 2009 |
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NASA scientists Maury Estes and Mohammad Al-Hamdan have been seafaring in the Gulf of Mexico, and one of them grew a bit green around the gills. It's not surprising that a space agency scientist might have ...
Scientists discover bioluminescent 'green bombers' from the deep sea
Aug 20, 2009 |
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(PhysOrg.com) -- In the latest proof that the oceans continue to offer remarkable findings and much of their vastness remains to be explored, scientists at Scripps Institution of Oceanography at UC San Diego ...
Scientists study harmful algal blooms in Puget Sound
Aug 19, 2009 |
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Under a microscope, Heterosigma akashiwo looks like a potato or a cornflake. To the naked eye, sea lettuce is a big, green sheet of seaweed. In most cases, these different algae are food for the ocean's vegetarians.
Study shows transfer of heavy metals from water to fish in Huelva estuary
Jun 16, 2009 |
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A team of researchers from the University of Cadiz has confirmed that zinc, copper and lead are present at high levels in the water and sediments of the Huelva estuary, and have studied how some of these heavy metals are ...
Resilin springs simplify the control of crustacean limb movements
May 29, 2009 |
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Animals can simplify the brain control of their limb movements by moving a joint with just one muscle that operates against a spring made of the almost perfect elastic substance called resilin. This principle is analysed ...
VHS virus infects fish via their gills
May 13, 2009 |
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Viral haemorrhagic septicaemia (VHS) is a highly contagious disease of rainbow trout in fresh water, causing great economic loss in the European trout farming industry. In his doctorate, Bjørn Erik ...
Harmful 'red tide' hits Dubai beaches
Apr 07, 2009 |
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Beaches in the Gulf tourism hub of Dubai have been plagued by a bloom of algae known as the "red tide" that has killed fish and is potentially harmful to humans, a municipality official said on Tuesday.
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