News tagged with daphnia

Calcium loss turning lakes to 'jelly'

New research on a number of Canadian lakes show that historical acid deposits as a result of industry have greatly reduced calcium levels in the water - dramatically impacting populations of calcium-rich ...

dateNov 18, 2014 in Ecology
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Scientists uncover an unhealthy herds hypothesis

Biologists worldwide subscribe to the healthy herds hypothesis, the idea that predators can keep packs of prey healthy by removing the weak and the sick. This reduces the chance disease will wipe out the whole ...

dateJun 23, 2011 in Ecology
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Epidemic this year? Check the lake's shape

Of all the things that might control the onset of disease epidemics in Michigan lakes, the shape of the lakes' bottoms might seem unlikely. But that is precisely the case, and a new BioScience report by sci ...

dateMay 05, 2010 in Ecology
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Introns: A mystery renewed

The sequences of nonsense DNA that interrupt genes could be far more important to the evolution of genomes than previously thought, according to a recent Science report by Indiana University Bloomington and ...

dateDec 10, 2009 in Cell & Microbiology
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