Biology - Ecology news

Why marine fish don't go into the deeper blue

(Phys.org) —Fish appear to be absent from the ocean's greatest depths, the trenches from 8,400 to 11,000 m. A team told Proceedings of the National Academy of Sciences about this in a study titled "Marin ...

Mar 05, 2014 report
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100,000 elephants killed in Africa, study finds

Poachers killed an estimated 100,000 elephants across Africa between 2010 and 2012, a huge spike in the continent's death rate of the world's largest mammals because of an increased demand for ivory in China ...

Aug 18, 2014
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Seed germination regulators for optimising harvests

The timing of seed germination is crucial for optimising harvests. Pre-harvest sprouting is prevented when seeds enter a dormant state, but a high level of dormancy has economic repercussions. Now, using ...

Dec 10, 2014
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Amazon's canopy chemistry is a patchwork quilt

In many ways, plants act as chemical factories, using energy from sunlight to produce carbon-based energy and taking nutrients from the soil in order to synthesize a wide variety of products. Carnegie scientists ...

Mar 03, 2014
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US names red knot bird a threatened species

A rust-colored shorebird known for a nearly 20,000-mile migration will now receive federal protection, setting the stage for states to coordinate preservation plans for the dwindling species.

Dec 09, 2014
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Bioluminescence as a method of assessing fish stocks

Research by the National Oceanography Centre (NOC) explores a promising new method of forecasting bioluminescence, which may improve the monitoring of movements in the ocean, such as fish shoals and internal ...

Dec 09, 2014
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New model helps boost fishery profits and sustainability

By identifying the most efficient fishing practices and behaviors, a new model developed by economists at Duke University and the University of Connecticut could help fishermen land larger paychecks while reducing the risk ...

Dec 08, 2014
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