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.

Nov 29, 2011 5 / 5 (1) 2 | with audio podcast

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 ...

Oct 04, 2011 not rated yet 0

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.

Sep 22, 2011 4 / 5 (2) 0 | with audio podcast

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.

Sep 14, 2011 4 / 5 (2) 0

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 ...

Sep 08, 2011 4 / 5 (1) 0

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 ...

Sep 01, 2011 3.7 / 5 (3) 3

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.

Aug 30, 2011 4 / 5 (5) 12

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 not rated yet 0