Torresan, M.E., and Gardner, J.V.,2000, Acoustic Mapping of the Regional Seafloor Geology in and Around Hawaiian Ocean Dredged-Material Disposal Sites, U.S. Geological Survey Open-file Report 00-124.

Map shows volcanic or slump features and drowned reef platforms, pinnacle reefs, and moats on down current side of reefs. Compare to shaded-relief map in Plate 3 and backscatter maps in Figures 12 and 13, and Plate 4. Note that large bedforms are visible in Plate 3 but do not appear in Figure 11 owing to map scale. Sun illumination: azimuth 345 degrees; angle 45 degrees.

go to larger version of Figure 11 (2.4MB)
go to metadata for this field activity, A-1-98-HW

U.S. Department of the Interior, U.S. Geological Survey, Western Region Coastal and Marine Geology