News tagged with freshwater fish
Why are there so few fish in the Earth's oceans?
(PhysOrg.com) -- A Stony Brook University researcher has found that, contrary to popular belief, there are not plenty of fish in the sea.
Feb 08, 2012 |
4.3 / 5 (21) |
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Route parasite takes to infect fish uncovered
(PhysOrg.com) -- Scientists in Aberdeen have made a discovery which could ultimately help to develop a control for a major cause of infection in farmed fish.
Jan 25, 2012 |
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Females choose sexier friends to avoid harassment
(PhysOrg.com) -- Scientists have observed a strategy for females to avoid unwanted male attention: choosing more attractive friends. Published today (7 December) in the journal Proceedings of the Royal So ...
Dec 07, 2011 |
3.8 / 5 (5) |
6
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Evidence of ancient lake in California's Eel River emerges
A catastrophic landslide 22,500 years ago dammed the upper reaches of northern California's Eel River, forming a 30-mile-long lake, which has since disappeared, and leaving a living legacy found today in the ...
Space & Earth / Earth Sciences
Nov 14, 2011 |
5 / 5 (3) |
2
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Ancient cooking pots reveal gradual transition to agriculture
Humans may have undergone a gradual rather than an abrupt transition from fishing, hunting and gathering to farming, according to a new study of ancient pottery.
Other Sciences / Archaeology & Fossils
Oct 24, 2011 |
4.8 / 5 (4) |
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Teeny teeth indicate ancient shark nurseries
Fuelled by Hollywood and its vision of Jaws, sharks conjure images of fearsome predators patrolling our seas in search of their next unfortunate victim. It is therefore hard to imagine sharks as relatively ...
Other Sciences / Archaeology & Fossils
Sep 13, 2011 |
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WWF calls for action to save Mekong dolphins
Conservation group WWF on Wednesday called for urgent action to prevent the extinction of freshwater dolphins in the Mekong River, including the creation of special conservation zones.
Aug 17, 2011 |
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Researchers study threats to white sturgeon
University of Georgia researchers are working to understand why the nation's largest freshwater fish, the white sturgeon, is struggling in northern California's Sacramento-San Joaquin Bay Delta, an environmentally endangered ...
Aug 08, 2011 |
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Molecular study shows unexpected effects of toxin
Scientists from the University of Birmingham studying the effects of the widely-used pesticide fenitrothion, have discovered unexpected cell damage in a common freshwater fish, roach, exposed to the toxin.
Aug 08, 2011 |
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Tongue makes the difference in how fish and mammals chew
Evolution has made its mark --- large and small -- in innumerable patterns of life. New research from Brown University shows chewing has evolved too.
Jun 27, 2011 |
5 / 5 (2) |
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New leuciscin fish found in northern China
SU De-Zao, a retired paleoichthyologist of Institute of Vertebrate Paleontology and Paleoanthropology, Chinese Academy of Sciences, found a new paleogene leuciscin fish, Tianshanicus liui sp. nov., in the ...
Other Sciences / Archaeology & Fossils
Jun 02, 2011 |
4.5 / 5 (2) |
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Manage biological invasions like natural disasters, biologists say
Biological invasions get less prime-time coverage than natural disasters, but may be more economically damaging and warrant corresponding investments in preparedness and response planning, according to three biologists writing ...
Apr 01, 2011 |
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Research makes lake and stream conservation more effective
Michigan State University scientists have developed a pioneering, comprehensive approach that makes conserving and managing freshwater lakes, streams and wetlands more integrated and effective.
Jun 02, 2010 |
3 / 5 (1) |
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Conflicts of Interest Affect Conservation Science
(PhysOrg.com) -- In a perfect world, scientific research is supposed to be completely objective and free of conflicts of interest. But University of South Florida researchers say that politics can overtake facts, with potentially ...
May 06, 2010 |
3.7 / 5 (3) |
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Deadly fish virus now found in all Great Lakes
(PhysOrg.com) -- A deadly fish virus - viral hemorrhagic septicemia virus - first discovered in the Northeast in 2005, has been found for the first time in Lake Superior. The virus is now in all of the Great ...
Jan 27, 2010 |
4.3 / 5 (4) |
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