News tagged with fishery managers

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 ...

dateOct 15, 2013 in Ecology
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It's all in the genes—including the tracking device

Parentage-based tagging (PBT) is an emerging genetic-based fish tagging method that involves genotyping hatchery broodstock. PBT is a passive non-invasive approach to stock identification because the parents, not the offspring, ...

dateJun 24, 2013 in Ecology
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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, ...

dateApr 10, 2013 in Ecology
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Wiring the ocean

For most people, the sea is a deep, dark mystery. That is changing, though, as scientists find innovative ways to track the movements of ocean-going creatures.

dateFeb 18, 2013 in Environment
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