A project team member checks the connection between the side-scan sonar (left) and the magnetometer (right). The instruments were connected so the team only had to manage one tether.
Side-Scan Sonar and Magnetometer
Image courtesy of NOAA Office of National Marine Sanctuaries.
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A project team member checks the connection between the side-scan sonar (left) and the magnetometer (right). The instruments were connected so the team only had to manage one tether.

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