Soundwave survey reveals 'alien landscape' of Sounds seabedNIWA A high-tech survey project has mapped the bottom of Queen Charlotte Sound and Tory Channel in unprecedented detail. An "alien landscape" of pockmarks and desert-like dunes lies beneath the surface of the Marlborough Sounds, a soundwave survey has revealed. SUPPLIED The soundwave survey reveals sediment waves. The council was considering a soundwave survey of Te Hoiere/Pelorus Sound. "This is a nationally significant project, using cutting-edge science, that will benefit the thousands of people who use the Marlborough Sounds year-round for business or recreation."

Source: Stuff August 30, 2018 03:32 UTC