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.
Dredged material deposits are high backscatter (red). Note the bedforms (sandwaves) that trend northwesterly across much of the seafloor. The bedforms are also visible on the multibeam imagery shown in Plate 4. The scale across the bottom of the image is about 9 km. Vertical exaggeration is 5x.
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U.S. Department of the Interior, U.S. Geological Survey, Western Region Coastal and Marine Geology