This rock sample was collected during Dive 09 of the 2021 North Atlantic Stepping Stones expedition dive on Yakutat Seamount. After recovering the sample, it was determined to be a nummulite agglomeration. Nummulties are large single-celled organisms called foraminifera with a characteristic coil shape.
Collecting a Rock Sample
Image courtesy of NOAA Ocean Exploration, 2021 North Atlantic Stepping Stones: New England and Corner Rise Seamounts. Download largest version (jpg, 1.5 MB).

This rock sample was collected during Dive 09 of the 2021 North Atlantic Stepping Stones expedition dive on Yakutat Seamount. After recovering the sample, it was determined to be a nummulite agglomeration. Nummulties are large single-celled organisms called foraminifera with a characteristic coil shape.

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