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.

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. Image courtesy of the NOAA Office of Ocean Exploration and Research, Discovering the Deep: Exploring Remote Pacific MPAs.

 

Related Links

Mission Log: March 11: Ocean Mapping: an Essential Part of Ocean Exploration

Discovering the Deep: Exploring Remote Pacific MPAs

NOAA Ship Okeanos Explorer