Chuck Meide securing the subbottom profiler at the stern of the boat.
Subbottom Profiler
Image courtesy of the Search for the Lost French Fleet of 1565 Expedition, NOAA-OER/St. Augustine Lighthouse & Museum. Download larger version (jpg, 411 KB).

Meide: "Here I am securing the subbottom profiler at the stern of the boat. Its pole mounting slides up so that we can secure it above water for transit."

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