Sediment ripples composed almost entirely of pteropod shells seen during Dive 04 of the third Voyage to the Ridge 2022 expedition.
Sediment Ripples
Image courtesy of NOAA Ocean Exploration, Voyage to the Ridge 2022. Download larger version (jpg, 960 KB).

Sediment ripples composed almost entirely of pteropod shells seen during Dive 04 of the third Voyage to the Ridge 2022 expedition.