News tagged with fishery management

Early warning signs of population collapse

Many factors—including climate change, overfishing or loss of food supply—can push a wild animal population to the brink of collapse. Ecologists have long sought ways to measure the risk of such a collapse, ...

Apr 10, 2013
3.8 / 5 (6) 0 | with audio podcast

Environmental change triggers rapid evolution

A University of Leeds-led study, published in the journal Ecology Letters, overturns the common assumption that evolution only occurs gradually over hundreds or thousands of years.

Apr 09, 2013
5 / 5 (2) 0 | with audio podcast

Fisheries nations set to discuss bluefin tuna

(AP)—After defeating a proposal in 2010 to ban the export of an endangered fish that is a key ingredient of sushi, Japan and Asian nations argued it should be left to quota-setting international fisheries ...

Nov 10, 2012
5 / 5 (3) 0

Study proves that one extinction leads to another

When a carnivore becomes extinct, other predatory species could soon follow, according to new research. Scientists have previously put forward this theory, but a University of Exeter team has now carried ...

Aug 15, 2012
3.6 / 5 (7) 0 | with audio podcast

Evidence of overfishing on Great Barrier Reef

(Phys.org) —Sea cucumber fishing in the Great Barrier Reef Marine Park shows worrying signs of being unsustainable. Many species being targeted are endangered and vulnerable to extinction, as determined ...

Oct 15, 2013
3.8 / 5 (5) 2