Observations of Sand Dune Migration on the Colorado River in Grand Canyon using High-Resolution Multibeam Bathymetry

Katherine A Chapman1, Daniel Buscmobe2, Thomas Ashley3, Robert Tusso1, Paul E Grams1, Brandon J McElroy4, Erich R Mueller2 and Daniel Deneccochea Hamill2, (1)U.S. Geological Survey, Grand Canyon Monitoring and Research Center, Flagstaff, AZ, United States, (2)USGS Grand Canyon Monitoring and Research Center, Flagstaff, AZ, United States, (3)Virginia Tech, Civil Engineering, Blacksburg, VA, United States, (4)University of Wyoming, Geology and Geophysics, Laramie, WY, United States