Examining the Links between Multi-Frequency Multibeam Backscatter Data and Sediment Grain Size. - Robert Mzungu Runya; Chris McGonigle; Rory Quinn; John Howe; Jenny Collier; Clive Fox; James Dooley; Rory O'Loughlin; Jay Calvert; Louise Scott; Colin D. Abernethy; Will Evans (Remote. Sens., 2021)