Tag: WHOI

Humanity’s Underwater Cacophony Has Another Victim: Cephalopods

By Veronique Greenwood | April 13, 2011 9:02 am

squiddies

“Massive acoustic trauma.” It sounds like an ’80s metal band, but according to scientists at the Technical University of Catalonia in Spain, it’s what happens to squid and other cephalopods when they are exposed to sounds similar to boat noise. After exposing 87 cephalopods to low-volume, low-frequency noises for two hours, the researchers found damaged nerves, lesions, and other trauma in the creatures’ hearing organs. There are some holes in the team’s methods (see below), but if the findings hold, squid will be added to the long list of marine animals (including whales, dolphins, and crustaceans) endangered by human-made noise in the oceans.

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CATEGORIZED UNDER: Environment, Living World, Technology
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