News tagged with nonnative fish
Study of feeding behaviors points to challenges for native fish
(PhysOrg.com) -- A study detailing the feeding behaviors of four species of fish found in the Colorado River and its tributaries uncovered a few surprises and opened new insights to the challenges faced by ...
Feb 03, 2012 |
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Northwest salmon recovery plan may include breaching dams
In a case closely followed by environmental and business interests, a rewritten plan for restoring endangered and threatened wild salmon runs on the Columbia and Snake rivers in Washington state and Idaho includes studying ...
Sep 16, 2009 |
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Report shows US wildlife trade poorly regulated
Wildlife imports into the United States are fragmented and insufficiently coordinated, failing to accurately list more than four in five species entering the country, a team of scientists has found. The effect, ...
Apr 30, 2009 |
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Search results for nonnative fish
Can we bring the grayling back to Michigan?
(PhysOrg.com) -- Overfishing and destruction of its habitat have driven the Arctic grayling from its native Upper Michigan waters. But Michigan Technological University biologists Nancy Auer and Casey Huckins ...
Aug 16, 2011 |
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Changing climate could cut western trout habitat in half: study
(PhysOrg.com) -- A new study shows a changing climate could reduce trout habitat in the Western United States by about 50 percent over the next 70 years, with some trout species experiencing greater declines than others. ...
Aug 15, 2011 |
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Tahoe native fish population declines sharply, invasives on the rise
In a lakewide study, a team of scientists lead by University of Nevada, Reno limnologist Sudeep Chandra has found a considerable decline in native fish species density at Lake Tahoe since 1951. In their final ...
Mar 22, 2011 |
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A small fish caught in a big fuss
When Peter Moyle began studying an obscure little Northern California fish in the early 1970s, he had no inkling of the role it would come to play in the state.
Feb 08, 2011 |
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U.S. plans to remove nonnative species from Florida Keys
Over the past century, as developers of the Florida Keys gobbled up pristine real estate, the federal government created four refuges along the island chain to protect wildlife and preserve habitat.
Jan 03, 2011 |
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Invasive animals threaten natives as oceans heat up
Warmer oceans promote invasive animals and threaten natives, say UC Davis marine biologists who report striking new evidence from the eastern Pacific fishing harbor of Bodega Bay, Calif.
Oct 13, 2010 |
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California’s largest burrowing owl population is in rapid decline
New surveys show a 27-percent drop in the number of breeding burrowing owls in California's Imperial Valley and provide some of the most striking evidence yet that the species is badly in need of state protections. Recent ...
Sep 22, 2010 |
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Reducing some water flow rates may bring environmental gains
Conservation projects often attempt to enhance the water-based transport of material, energy, and organisms in natural ecosystems. River restoration, for example, commonly includes boosting maximum flow rates. Yet in some ...
Jan 04, 2010 |
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From pythons to fungus, species invading US
(AP) -- A pet Burmese python broke out of a glass cage last week and killed a 2-year-old girl in her Florida bedroom. The tragedy became the latest and most graphic example of a problem that has plagued the ...
Jul 08, 2009 |
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Current level of oyster farming unlikely to have substantial impact on Drakes Estero ecosystem
A new report from the National Research Council finds a lack of strong scientific evidence that the present level of oyster farming operations by Drakes Bay Oyster Co. (DBOC) has major adverse effects on the ecosystem of ...
May 05, 2009 |
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List of search results for nonnative fish
