News tagged with marine sticklebacks


'Armored' fish study helps strengthen Darwin's natural selection theory

Biology /

created Aug 28, 2008 | popularity 3.9 / 5 (11) | comments 8

Shedding some genetically induced excess baggage may have helped a tiny fish thrive in freshwater and outsize its marine ancestors, according to a UBC study published today in Science Express.





Search results for marine sticklebacks


Researchers find first-ever 'wanderlust gene' in tiny bony fish

Researchers find first-ever 'wanderlust gene' in tiny bony fish

Biology / Plants & Animals

created Aug 05, 2009 | popularity 5 / 5 (4) | comments 0

(PhysOrg.com) -- A gene previously associated with physical traits is also dictating behaviour in a tiny fish widely regarded as a living model of Darwin's natural selection theory, according to a University ...


Researchers document rapid, dramatic 'reverse evolution' in the threespine stickleback fish

Biology /

created May 15, 2008 | popularity 4 / 5 (9) | comments 0

Evolution is supposed to inch forward over eons, but sometimes, at least in the case of a little fish called the threespine stickleback, the process can go in relative warp-speed reverse, according to a study led by researchers ...


Same genetic machinery generates skin color evolution in fish and humans

Biology /

created Dec 13, 2007 | popularity 4.3 / 5 (4) | comments 0

When humans began to migrate out of Africa about 100,000 years ago, their skin color gradually changed to adapt to their new environments. And when the last Ice Age ended about 10,000 years ago, marine ancestors of ocean-dwelling ...


Marine aquaculture could feed growing world population

Biology / Ecology

created Dec 01, 2009 | popularity 4.5 / 5 (2) | comments 0

The oceans could become the source of more of humanity's food if steps are taken to expand and improve marine aquaculture, according to a study published in the December 2009 issue of BioScience.


Expedition observes hundreds of marine creatures in oil slick

Expedition observes hundreds of marine creatures in oil slick

Biology / Ecology

created Oct 23, 2009 | popularity 4.3 / 5 (3) | comments 0

(PhysOrg.com) -- The area affected by the Montara oil spill off the Kimberley coast contains a huge amount of marine life, including some of the most iconic and threatened species in the ocean, according to ...


Impact of renewable energy on our oceans must be investigated, say scientists

Impact of renewable energy on our oceans must be investigated, say scientists

Space & Earth / Environment

created Sep 17, 2009 | popularity 3.7 / 5 (3) | comments 2

Scientists from the Universities of Exeter and Plymouth are today calling for urgent research to understand the impact of renewable energy developments on marine life. The study, now published in the Journal of ...


New pictures reveal rich Antarctic marine life in area of rapid climate change

New pictures reveal rich Antarctic marine life in area of rapid climate change

Space & Earth / Environment

created Dec 17, 2009 | popularity 4.3 / 5 (10) | comments 0

(PhysOrg.com) -- New photographs of ice fish, octopus, sea pigs, giant sea spiders, rare rays and beautiful basket stars that live in Antarctica’s continental shelf seas are revealed this week by the British ...


Marine ecosystems get a climate form guide

Marine ecosystems get a climate form guide

Space & Earth / Environment

created Nov 27, 2009 | popularity 3.4 / 5 (5) | comments 0

(PhysOrg.com) -- The first-ever Australian benchmark of climate change impacts on marine ecosystems and options for adaptation is being released in Brisbane today.


MARES to provide comprehensive view of south Florida marine ecosystems

MARES to provide comprehensive view of south Florida marine ecosystems

Space & Earth / Environment

created Dec 21, 2009 | popularity 3 / 5 (1) | comments 1

A new $1.5 million NOAA-funded project, MARES will provide a comprehensive view of south Florida marine ecosystems. This will be the first study to include human dimensions science and deliver guidance for ...


Finding the ASX200 for marine ecosystems

Finding the ASX200 for marine ecosystems

Space & Earth / Environment

created Oct 20, 2009 | popularity not rated yet | comments 1

(PhysOrg.com) -- Researchers are building the environmental equivalent of the ASX200 as a means of monitoring the health of Australian marine ecosystems.



List of search results for marine sticklebacks