A black electronic device attached to the end of a metal pipe over a body of water with dock structures in the background.
Pole-Mounted Multibeam Sonar
Image courtesy of Characterizing Variability in Pacific Northwest Methane Seeps Using a Fleet of Small AUVs.
Download largest version (jpg, 1 MB).

The pole-mounted multibeam sonar, which was used during the 2024 expedition to map the seafloor and search for bubble plumes in the acoustic water-column backscatter data.