Tag Archives: sonar

Beaked Whales and Naval Sonar: What’s Going On?

Posted on 2011/04/10 by Sam

There have been huge fights in the past decade over Naval sub-hunting sonar and its effects on certain species of whales. In several cases, mass strandings of marine mammals have occurred shortly after naval exercises where mid-frequency active (MFA) sonar … Continue reading →

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Sonic war between bats and moths

Posted on 2009/07/17 by Sam

Not oceanic, but very cool acoustics-related story nonetheless: Researchers at Wake Forest University have determined that tiger moths actively jam bat sonar to avoid being eaten. Bats, famously, use ultrasonic pulses to hunt insects using echolocation. Moths, also, have been … Continue reading →

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