Labeled scarp is crossed by airgun profile above. Arrow marks transition between area of smooth surface to the northeast, and rough, acoustically impenetrable surface, probably of blocky debris-flow deposits to the southwest. Boulders observed during dives of RV Alvin in 1989. Boulders are about 2 m in diameter. Rectangle locates next image.
Rectangle locates the swath shown in the next image.
See location to left. Closer view on right. Note that the rise features have much less relief, but may be similar to the surface features here, apart from the vertical exaggeration.