News tagged with marine shells
'The world's oldest manufactured beads' are older than previously thought
Other Sciences / Archaeology & Fossils
May 05, 2009 |
4.7 / 5 (11) |
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(PhysOrg.com) -- A team of archaeologists has uncovered some of the world’s earliest shell ornaments in a limestone cave in Eastern Morocco. The researchers have found 47 examples of Nassarius marine shells, ...
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Atlantic snails are increasing dramatically in size
Mar 24, 2009 |
4.5 / 5 (4) |
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A Queen's University biologist has discovered that the shell lengths of snails in the northwest Atlantic Ocean - an important member of the Atlantic food chain - have increased by 22.6 per cent over the past ...
Ocean acidification could have broad effects on marine ecosystems
Dec 17, 2008 |
1.4 / 5 (5) |
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Concern about increasing ocean acidification has often focused on its potential effects on coral reefs, but broader disruptions of biological processes in the oceans may be more significant, according to Donald Potts, a professor ...
Plastics suspect in lobster illness
Biology /
Aug 14, 2008 |
4.6 / 5 (18) |
1
The search for what causes a debilitating shell disease affecting lobsters from Long Island Sound to Maine has led one Marine Biological Laboratory (MBL) visiting scientist to suspect environmental alkyphenols, ...
Endangered turtles no longer turned into souvenirs
Mar 25, 2009 |
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Critically endangered hawksbill turtles are no longer being sold as tourist souvenirs in the Dominican Republic after a powerful government campaign cracked down on shops illegally trading such items. More ...
Study reveals predation-evolution link
Biology /
Sep 10, 2007 |
4.2 / 5 (13) |
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The fossil record seems to indicate that the diversity of marine creatures increased and decreased over hundreds of millions of years in step with predator-prey encounters, Virginia Tech geoscientists report ...
Scientists work to save Strangford horse mussels
Jan 22, 2009 |
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Queen's University Belfast is working on a three-year study to conserve and restore endangered horse mussel reefs in Strangford Lough.
Acidification of the sea hampers reproduction of marine species
Jul 29, 2008 |
2.4 / 5 (10) |
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Within 100 years, it is reckoned that the world's seas will be three times as acidic as they are now. The lower pH may strike a severe blow to the ability of marine species to reproduce, according to research on sea urchins ...
Tiny ancient shells point to earliest fashion trend
Other Sciences / Archaeology & Fossils
Aug 27, 2009 |
4.3 / 5 (3) |
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Shell beads newly unearthed from four sites in Morocco confirm early humans were consistently wearing and potentially trading symbolic jewellery as early as 80,000 years ago. These beads add significantly to similar finds ...
Rising acidity levels could trigger shellfish revenue declines, job losses
Jun 17, 2009 |
2.8 / 5 (10) |
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hanges in ocean chemistry -- a consequence of increased carbon dioxide (CO2) emissions from human industrial activity — could cause U.S. shellfish revenues to drop significantly in the next 50 years, according ...
An underwater drugstore?
Biology /
Feb 26, 2009 |
5 / 5 (2) |
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No matter how sophisticated modern medicine becomes, common ailments like fungal infections can outrun the best of the world's antibiotics. In people with compromised immune systems (like premature babies, AIDS victims or ...
List of search results for marine shells
