Maya Jakes^1,2, Helen Elizabeth Phillips^3,4, Annie Foppert^4,5, Nathaniel L. Bindoff^3,6, Kurt L Polzin⁷, Stephen R Rintoul^6,8, James Wyatt^1,9 and Yann-Treden Tranchant^1,4, (1)Institute for Marine and Antarctic Studies, University of Tasmania, Hobart, Australia, (2)National Oceanography Centre, University of Southampton, Southampton, United Kingdom, (3)Institute for Marine and Antarctic Studies, University of Tasmania, Hobart, TAS, Australia, (4)Australian Antarctic Program Partnership, Hobart, TAS, Australia, (5)University of Tasmania, Institute for Marine and Antarctic Studies, Hobart, TAS, Australia, (6)Australian Antarctic Program Partnership, University of Tasmania, Hobart, TAS, Australia, (7)Woods Hole Oceanographic Institution, Woods Hole, United States, (8)Commonwealth Scientific and Industrial Research Organisation (CSIRO), Environment, Hobart, TAS, Australia, (9)Australian Antarctic Program Partnership, Hobart, Australia