The circum-Antarctic Southern Ocean is an important region for global marine food webs and carbon cycling because of sea-ice formation and its unique plankton ecosystem. The origin of its ecosystems can be ...

Space & Earth - Earth Sciences

Apr 18, 2013 not rated yet 0 |

Many terrestrial animals are frequently observed scavenging on other animals– whether it is a hyena stealing a lion kill in the Serengeti or a buzzard swooping down on a dead animal. However, documenting ...

Biology - Plants & Animals

Apr 10, 2013 4 / 5 (2) 0

Olympic swimmers aren't the only ones who change their strokes to escape competitors. To escape from the jaws and claws of predators in cold, viscous water, marine copepods switch from a wave-like swimming ...

Biology - Plants & Animals

Apr 02, 2013 5 / 5 (2) 1 |

Marine biologists say they have proof that excessive trawling of small fish species leads to proliferation of jellyfish, a worsening phenomenon whose causes have been unclear.

Biology - Ecology

Mar 19, 2013 5 / 5 (5) 2

The fibrous threads helping mussels stay anchored – in spite of waves that sometimes pound the shore with a force equivalent to a jet liner flying at 600 miles per hour – are more prone to snap when ocean ...

Biology - Ecology

Feb 16, 2013 not rated yet 0

Nitrogen in ocean waters fuels the growth of two tiny but toxic phytoplankton species that are harmful to marine life and human health, warns a new study published in the Journal of Phycology.

Space & Earth - Environment

Feb 06, 2013 3.7 / 5 (3) 0

(Phys.org)—Viruses are well known for making people sick, but a new study provides evidence for the first time of viral infections in tiny marine crustaceans called copepods.

Biology - Cell & Microbiology

Jan 16, 2013 1 / 5 (1) 0 |

(Phys.org)—Fish play a far more important role as contributors of nutrients to marine ecosystems than previously thought, according to researchers at the University of Georgia and Florida International ...

Biology - Ecology

Dec 11, 2012 5 / 5 (1) 0 |

Rising acidity is eating away the shells of tiny snails, known as "sea butterflies", that live in the seas around Antarctica, leaving them vulnerable to predators and disease, scientists said Sunday.

Space & Earth - Environment

Nov 25, 2012 2.8 / 5 (10) 6

(Phys.org)—This month MBARI researchers are conducting a two-week-long, in-depth oceanographic experiment to track the nutrients that fertilize algal blooms off the coast of Central California. This research ...

Space & Earth - Earth Sciences

Sep 18, 2012 not rated yet 0

A just-published study provides a first-time analysis of the value of forage fish, which are small, schooling species such as sardines, herring, and anchovies. Three kinds of contributions of forage fish ...

Biology - Ecology

Sep 10, 2012 5 / 5 (2) 0

A University of Connecticut researcher and his team have discovered that a species of tiny aquatic organism prominent in harmful algal blooms sometimes called "red tide" is even deadlier than first thought, with potential ...

Space & Earth - Environment

Jul 23, 2012 5 / 5 (3) 0 |

Scientists have revealed a key cog in the biochemical machinery that allows marine algae at the base of the oceanic food chain to thrive. They have discovered a previously unknown protein in algae that grabs an essential ...

Biology - Cell & Microbiology

May 31, 2012 5 / 5 (2) 3 |

New evidence suggests that Atlantic cod may have the ability to affect entire food webs in both benthic and pelagic marine ecosystems, according to a University of Maine marine scientist, writing in the Proceedings of ...

Biology - Ecology

May 24, 2012 not rated yet 0

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 ...

Biology - Ecology

Apr 03, 2012 3.7 / 5 (3) 0 |