Rock pens were abundant on Dive 18 of the 2021 North Atlantic Stepping Stones expedition, with more than five being seen during our short time on the seafloor. The dive thus confirms the abundant presence of rock pens in this area and represents the deepest known record of these rock pens in the Atlantic.
Rock Pen
Image courtesy of NOAA Ocean Exploration, 2021 North Atlantic Stepping Stones: New England and Corner Rise Seamounts. Download larger version (jpg, 1.3 MB).

Rock pens were abundant on Dive 18 of the 2021 North Atlantic Stepping Stones expedition, with more than five being seen during our short time on the seafloor. The dive thus confirms the abundant presence of rock pens in this area and represents the deepest known record of these rock pens in the Atlantic.

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