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August 2016    Download the Entire Issue (PDF) Vol. 31, No. 8   RSS Feed for Undercurrent Issues
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Shark Shocker Tested

from the August, 2016 issue of Undercurrent   Subscribe Now

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Let's face, some divers -- and certainly some surfers and swimmers -- are paranoid about shark attacks, and there will always be someone ready to sell them a magic device to avoid that happening. Of course, the problem is that you don't know if it works. You only find out if it doesn't work, and by then it's usually too late.

There have been some pretty revolutionary ideas out there, including magnetic wristbands, wetsuits that are meant to taste bad to sharks (by the time the shark has spat you out, it's probably a little late) and even drones to keep watch from above. Now a new study has found some value to an older idea using electrical impulses to scare off would-be predators....


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