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Originally posted by Hanslune
reply to post by nighthawk1954
Its called sonar tracks of the ocean bottom, sheesh
Originally posted by BrainGarden
Originally posted by Hanslune
reply to post by nighthawk1954
Its called sonar tracks of the ocean bottom, sheesh
So, using sonar leaves(massive) gouges and scrapes on the ocean floor ,
to later have images taken of them ?
or do they drag them along the bottom over huge boulders and such ,
and the equipment lasting say....five mins ?