A new global study of how calcium concentrations are changing in freshwater lakes around the world has revealed that in widespread areas in Europe and eastern North America, calcium levels are declining towards levels that ...
Environment
Aug 6, 2019
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388
Though humans, along with other vertebrate and invertebrate organisms, don't photosynthesize, we're definitely the downstream beneficiaries of the life forms that do. Phototrophic organisms at the bottom of the food chain ...
(PhysOrg.com) -- A deadly fish virus - viral hemorrhagic septicemia virus - first discovered in the Northeast in 2005, has been found for the first time in Lake Superior. The virus is now in all of the Great Lakes.
Ecology
Jan 27, 2010
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0
Fish will mate with a species outside their own if the male's colouring is attractive enough or if the female can't see him properly, according to new research.
Plants & Animals
Dec 3, 2019
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An "armoured" fish living in the Amazon has evolved a remarkable multi-layer defence against the voracious piranha, materials scientists reported Tuesday.
Plants & Animals
Oct 15, 2013
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0
Today, the Salton Sea is an eerie place. Its mirror-like surface belies the toxic stew within. Fish skeletons line its shores and the ruins of a once thriving vacation playground is a reminder of better days. But long before ...
Earth Sciences
May 31, 2022
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487
To breathe or not to breathe, that is the question.
Ecology
Nov 22, 2017
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945
Researchers have looked at a species of fish to help unravel one of the biggest mysteries in evolutionary biology.
Evolution
Jan 9, 2015
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31
Lakes and ponds are the final resting place for many of the Earth's plants. Rivers collect much of the planet's dead organic matter, transporting it to rest in calmer waters.
Environment
Nov 19, 2019
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20
A new study of chemical reactions that occur when organic matter decomposes in freshwater lakes has revealed that the debris from trees suppresses production of methane—while debris from plants found in reed beds actually ...
Environment
May 4, 2018
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