News tagged with river diversion

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, ...

Jun 24, 2013
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Leatherback turtle eggs crushed in Trinidad

Hundreds, possibly thousands of turtle eggs and hatchlings have been destroyed on the northern Trinidad coast by government workers who drove their bulldozers over the breeding ground.

Jul 10, 2012
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Overfished Amazon fish disperse seeds long distances

(PhysOrg.com) -- The gamitana fish, a close relative of the flesh-eating piranha, mostly eats fruit and can carry seeds down the Amazon River as far as 3 miles (5 kilometers), reports a new Cornell study, ...

Apr 19, 2011
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Finless porpoises at risk

(PhysOrg.com) -- An international team of researchers, including a scientist from Cardiff, has found that finless porpoises living in the freshwaters of China’s Yangtze River are more endangered than previously ...

Jul 13, 2010
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Exploring Echinacea's enigmatic origins

An Agricultural Research Service (ARS) scientist is helping to sort through the jumbled genetics of Echinacea, the coneflower known for its blossoms--and its potential for treating infections, inflammation, and other human ...

Mar 05, 2010
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