In early August, blue crab fans took over Lewes, Delaware, for the Crab Pot Jamboree, where the biggest catch was learning ...

Sonar technology emits sound vibrations into the water ... In early 2010, for example, NOAA announced that it was beginning work toward creating a comprehensive "noise budget" for the oceans ...

The loudest and most disruptive anthropogenic ocean sounds come from military sonar, oil exploration and industrial shipping, and the Center is working to protect our marine life from each of these ...

to listen to sounds. Experts use sonar to develop nautical charts, locate underwater hazards, search for shipwrecks and map ...

Animals that hunt in the dark with sonar may not be able to tell junk from squids BEAUFORT ... send out clicks and buzzes from a vocal cord-like structure near their blowholes. These sounds are ...