Marine Pied Piper leads Nemo astray

The growing amount of human noise pollution in the ocean could lead fish away from good habitat and off to their death, according to new research from a UK-led team working on the Great Barrier Reef.

Urged on by urchins: How sea lilies got their get-up-and-go

Nature abounds with examples of evolutionary arms races. Certain marine snails, for example, evolved thick shells and spines to avoid be eaten, but crabs and fish foiled the snails by developing shell-crushing claws and jaws.

Marine reserves mend food chains, link by link

(PhysOrg.com) -- Conservation managers need to take a long-term view when assessing the value of marine protected areas, according to a paper in today’s Proceedings of the National Academy of Sciences of the United States ...

Echinoderms contribute to global carbon sink

The impact on levels of carbon dioxide in the Earth's atmosphere by the decaying remains of a group of marine creatures that includes starfish and sea urchin has been significantly underestimated.

Enigmatic sea urchin structure catalogued

A comprehensive investigation into the axial complex of sea urchins (Echinoidea), an internal structure with unknown function, has shown that within that group of marine invertebrates there exists a structural evolutionary ...

Abalone are treasured -- nearly to extinction

The authorities popped him near the docks in Port Angeles. On a March afternoon in 1994, a sleek fishing boat -- not-so-subtly named the Abalone Made -- came ashore after puttering around Freshwater Bay. The waiting cops ...

A crystal clear view of chalk formation

(PhysOrg.com) -- It has a beautiful, but also an unpleasant side: crystallization determines the shape of precious stones, but also causes the lime scale in washing machines. How this comes about, has been known for a long ...

page 21 from 21