How To Talk To Fish or How Fish Talk or Why Would Anyone Care About Talking To A Catfish?
We’ve known that fish make noises for thousands of years. Pull a grouper out of the water and you can hear for yourself. But since sound travels exceptionally large distances underwater, most fish are very strategic and quiet about the noises they emit. It was only with the invention of underwater microphones, called hydrophones, after World War II that science really started listening to fishes, and hearing sounds from many more kinds of species.
Now, scientists are combining those hydrophones with cutting-edge underwater video cameras and near-silent scuba equipment to take… click here to read the rest of this Daily Digg article by Chris Duffy.