A spectacular 20-meter-wide arcuate, headwall scarp in the carbonate Juanna Diaz Formation, Guayanilla Canyon, to the south of Puerto Rico (Dive 7).
Headwall Scarp
Image courtesy of the NOAA Office of Ocean Exploration and Research, Exploring Puerto Rico’s Seamounts, Trenches, and Troughs. Download larger version (jpg, 1.1 MB).

A spectacular 20-meter-wide arcuate, headwall scarp in the carbonate Juanna Diaz Formation, Guayanilla Canyon, to the south of Puerto Rico (Dive 7).

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