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Pastimes : I Love to Fish

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From: Snowshoe1/21/2010 5:07:11 PM
   of 1413
 
Fish Are Remarkable Architects

By LiveScience Staff
posted: 20 January 2010 10:17 am ET

Red groupers were known to excavate structures in the sand in the Gulf of Mexico and along the Southeast U.S. coast, but until now scientists had no idea just how talented and resourceful the fish are.

The groupers excavate and maintain complex holes and, in the process, remove sand from the sea floor, exposing rocks. The fish restructure the flat seafloor into a 3-D matrix, with the newly bared rocks encouraging the settlement and growth of corals and sponges, scientists discovered.


more: livescience.com

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