Image of sub-bottom profiler echogram. This image is built from many pings over a period of time and shows different layers of sediment or rock composition beneath the seafloor.
Sub-bottom Profiler
Image courtesy of the NOAA Office of Ocean Exploration and Research, Discovering the Deep: Exploring Remote Pacific MPAs. Download image (jpg, 44 KB).

Image of sub-bottom profiler echogram. This image is built from many pings over a period of time and shows different layers of sediment or rock composition beneath the seafloor.

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