News tagged with fish population

Genetic buzzer-beater genes may save fish

Two distinct populations of rainbow trout -- one in Alaska, the other in Idaho -- share a genetic trait that could have huge implications for fisheries conservation and management, an eight-member research team reports.

dateNov 29, 2011 in Ecology
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Fishy behaviour

A fish's personality may determine how it is captured. This association between personality difference and capture-technique could have significant evolutionary and ecological consequences for affected fish populations, as ...

dateOct 04, 2011 in Plants & Animals
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Single wild female

(PhysOrg.com) -- The release of a single female guppy into the wild can generate entire new populations, even with no males present, according to new research.

dateSep 22, 2011 in Plants & Animals
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New study on tropical fish dispersal

Research published today in Proceedings of the Royal Society: B identifies success factors for tropical fish looking to establish new populations in the face of climate change.

dateSep 14, 2011 in Ecology
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Contemporary evolution study published

Studies of threatened species typically focus on factors associated with extinction risk, but a recent study published in PLoS ONE reports a case of a contemporary evolution for a recently introduced population of a protected ...

dateSep 08, 2011 in Evolution
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Warming streams could be the end for salmon

Warming streams could spell the end of spring-run Chinook salmon in California by the end of the century, according to a study by scientists at UC Davis, the Stockholm Environment Institute and the National ...

dateSep 01, 2011 in Ecology
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Are all alien encounters bad?

The pages of ecological history are filled with woeful tales of destruction from non-native species -- organisms that originated elsewhere.

dateAug 30, 2011 in Ecology
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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 ...

dateAug 08, 2011 in Ecology
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