Millie Goddard-Dwyer¹, Kerrie Swadling², Andrew R Bowie², Knut Heinatz², Reh Alghamdi¹, Alessandro Tagliabue³, Robert Strzepek², Ashley T Townsend⁴, So Kawaguchi⁵, Richard Wilson⁶ and Lavenia Ratnarajah⁷, (1)University of Tasmania, Institute for Marine and Antarctic Studies, Hobart, Australia, (2)University of Tasmania, Institute for Marine and Antarctic Studies, Hobart, TAS, Australia, (3)University of Liverpool, Department of Earth, Ocean and Ecological Sciences, Liverpool, United Kingdom, (4)University of Tasmania, Central Science Laboratory, Hobart, TAS, Australia, (5)Australian Antarctic Division, Kingston, Australia, (6)University of Tasmania, Hobart, Australia, (7)University College London, Department of Earth Sciences, London, United Kingdom