An attachment on the Johnson Sea Link can be used to “vacuum” an area of the seafloor. The sample size is limited to a known area using a small metal frame. Image courtesy of Islands in the Sea 2002, NOAA/OER.
An attachment on the Johnson Sea Link can be used to “vacuum” an area of the seafloor. The sample size is limited to a known area using a small metal frame. Image courtesy of Islands in the Sea 2002, NOAA/OER.