Kurt J Rosenberger, USGS, Coastal and Marine Geology, Baltimore, MD, United States, Curt Daron Storlazzi, USGS Pacific Science Ctr, Santa Cruz, CA, United States, Olivia M Cheriton, USGS Pacific Coastal and Marine Science Center, Santa Cruz, CA, United States, Andrew William Mackay Pomeroy, University of Western Australia, The UWA Oceans Institute, Crawley, WA, Australia, Jeff Hansen, University of Western Australia, Crawley, WA, Australia and Michael Cuttler, The University of Western Australia, Oceans Graduate School and UWA Oceans Institute, Perth, WA, Australia