Coral reefs and seashores largely look the way they do because large fish and urchins eat most of the seaweed that might otherwise cover them, but a major new study has found that the greatest impact of all comes from an unexpected quarter – small marine snails.

More action needed to fully protect this vulnerable species BRUSSELS and WASHINGTON, May 31, 2012 /PRNewswire-USNewswire/ -- The Pew Environment Group today applauded the European

An international team of scientists has gathered the first conclusive evidence that marine reserves can help restock exploited fish populations on neighboring reefs which are open to both commercial and recreational fishing.

Low-level radiation has been found in populations of bluefin tuna off the coast of California, a new study has found, noting that the fish are carrying radioactive material from Japanese waters more than 6,000 miles away.

Researchers reporting online on May 24 in the Cell Press journal Current Biology present the first evidence that areas closed to all fishing are helping to sustain valuable Australian fisheries.