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Earth Technology

Underwater Sonar Linked To Whale Deaths 187

An anonymous reader writes "A group of scientists have confirmed a link between the sonar used by Exxon Mobil to map the ocean floor for oil and the death of melon-headed whales. From the article: 'A spokesman for ExxonMobil said the company disagrees with the findings. "ExxonMobil believes the panel's finding about the multi-beam echo sounder is unjustified due to the lack of certainty of information and observations recorded during the response efforts in 2008," spokesman Patrick McGinn told AFP in an email. He added that observers employed by the Madagascar government and the oil giant "were on board the vessel and did not observe any whales in the area."'"
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Underwater Sonar Linked To Whale Deaths

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  • by Rising Ape ( 1620461 ) on Sunday September 29, 2013 @03:03PM (#44986883)

    They use "air guns" or something to map underwater oil deposits. Basically make an extremely loud noise and listen for it to bounce back from *beneath* the bottom of the ocean. That's got to deafen the shit out of whales and all the other creatures in the ocean.

    Indeed they do, but it's standard practice to "soft start", i.e. start with low intensity pulses and gradually increase in order to give marine mammals chance to keep enough distance. Also there are observers on the ships to look out for any creatures that might be affected and stop if necessary.

  • Comment removed (Score:2, Interesting)

    by account_deleted ( 4530225 ) on Sunday September 29, 2013 @03:40PM (#44987121)
    Comment removed based on user account deletion
  • Consider the source (Score:4, Interesting)

    by leereyno ( 32197 ) on Monday September 30, 2013 @11:11AM (#44992265) Homepage Journal

    Once upon a time I would have assumed that the claims of whales dying were made in good faith.

    Not anymore.

    The environmental movement is so overrun with watermelon-marxists (green on the outside, red on the inside) that any claims have to be carefully screened to ensure that they are not an anti-capitalist scam masquerading as environmental concern.

    That the target of this claim is an oil company looking for new sources of petroleum, makes me highly suspicious.

  • Comment removed (Score:2, Interesting)

    by account_deleted ( 4530225 ) on Monday September 30, 2013 @12:52PM (#44993411)
    Comment removed based on user account deletion

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