News tagged with marine phytoplankton
Sea lions fuel ocean life
Like whales, sea lions are contributing to marine ecosystems in the most fundamental way possible, research by a Flinders graduate has found.
May 15, 2012 |
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Task force recommends reducing global harvest of 'forage fish'
A task force that conducted one of the most comprehensive analyses of global "forage fish" populations issued its report this week, which strongly recommends implementing more conservative catch limits for these crucial prey ...
Apr 03, 2012 |
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Blue light culprit in red tide blooms
Each year, phytoplankton blooms known as "red tides" kill millions of fish and other marine organisms and blanket vast areas of coastal water around the world. Though the precise causes of red tides remain a mystery, a team ...
Feb 23, 2012 |
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Run-off, emissions deliver double whammy to coastal marine creatures, study finds
Increasing acidification in coastal waters could compromise the ability of oysters and other marine creatures to form and keep their shells, according to a new study led by University of Georgia researchers.
Oct 24, 2011 |
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Algae that turned toxic stumps scientists
For years, when Washington state health officials tested shellfish for toxins produced by microscopic algae, they zeroed in on two types of poisons.
Aug 25, 2011 |
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Scientists discover animal-like urea cycle in tiny diatoms in the ocean
Scientists have discovered that marine diatoms, tiny phytoplankton abundant in the sea, have an animal-like urea cycle, and that this cycle enables the diatoms to efficiently use carbon and nitrogen from their ...
May 11, 2011 |
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Coccolithophore blooms in the southwest Atlantic
A study led by Dr Stuart Painter of the National Oceanography Centre helps explain the formation of huge phytoplankton blooms off the southeast coast of South America during the austral summer (December-January). ...
Space & Earth / Earth Sciences
Oct 21, 2010 |
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New study reveals decline of marine phytoplankton over the past century
A new article published in the July 29 issue of the international journal Nature reveals for the first time that microscopic marine algae known as "phytoplankton" have been declining globally over the 20th century.
Jul 28, 2010 |
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Nutrients, viruses and the biological carbon pump
Adding nutrients to the sea could decrease viral infection rates among phytoplankton and enhance the efficiency of the biological pump, a means by which carbon is transferred from the atmosphere to the deep ocean, according ...
Jun 30, 2010 |
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Coccolithophore growth and calcification -- a possible role for iron
Lack of sufficient iron may be a significant factor in controlling massive blooms of Emiliania huxleyi, a globally important species of marine algae or phytoplankton, according to research led by researchers at the ...
Space & Earth / Earth Sciences
Jun 30, 2010 |
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Putting Plankton in Perspective, from Sea to Sky (w/ Video)
(PhysOrg.com) -- From the time he was 21 and working toward his Ph.D., Mike Behrenfeld has been observing phytoplankton -- floating ocean plants that have a global impact. Observing these tiny plants under ...
Space & Earth / Earth Sciences
Jul 24, 2009 |
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Breakthrough made in assessing marine phytoplankton health
Researchers from Oregon State University, NASA and other organizations said today that they have succeeded for the first time in measuring the physiology of marine phytoplankton through satellite measurements ...
Space & Earth / Earth Sciences
May 28, 2009 |
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Dust deposited in oceans may carry elements toxic to marine algae
(PhysOrg.com) -- Dust blown off the continents and deposited in the open ocean is an important source of nutrients for marine phytoplankton, the tiny algae that are the foundation of the ocean food web. But ...
Space & Earth / Earth Sciences
Mar 09, 2009 |
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