BOTS (THEY/HE), Pieter1, COMARMOND, M. Josick2, PAYNE, Timothy E.2, LUNN, Rebecca J.1, SCHELLENGER, Alexandra3 and RENSHAW, Joanna C.1, (1)Department of Civil and Environmental Engineering, University of Strathclyde, James Weir Building, 75 Montrose Street, Glasgow, G1 XJ, United Kingdom, (2)Australian Science and Technology ORganisation, New Illawarra Road, Lucas Heights, NSW 2234, Australia, (3)Water Science Institute, School of Water, Energy & Environment, Cranfield University, College Road, Cranfield, MK43 0AL, United Kingdom; Department of Civil and Environmental Engineering, University of Strathclyde, James Weir Building, 75 Montrose Street, Glasgow, G1 XJ, United Kingdom