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    • Scientist using a hydrophone to measure sounds of kina in a tank
    Rights: The University of Waikato Te Whare Wānanga o Waikato Published 10 May 2011 Size: 170 KB Referencing Hub media

    Hydrophones are used to detect sound under water. Dr Radford is using a hydrophone to measure the sounds generated by kina feeding in a tank. The small hydrophone is hanging from a cord in Craig’s left hand.

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      Dr Craig Radford

      Position: Associate Professor, Leigh Marine Laboratory, The University of Auckland Field: Marine science and physiology Craig Radford trained as a marine biologist and physiologist before joining ...

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      2. ARTICLE

      Studying sound under water

      We know that sound behaves quite differently under water, moving faster and further, but how well can we predict what sound will do under water based on the information that we have? Dr Craig ...

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