Emma Timmins-Schiffman, University of Washington, Department of Genome Sciences, Seattle, WA, United States, Brook L Nunn, University of Washington, Department of Genome Sciences, Seattle, United States, Michael Joseph Ellwood, Australian National University, Research School of Earth Sciences, Canberra, ACT, Australia, Robert F Strzepek, University of Tasmania, Antarctic Gateway Partnership, Institute for Marine and Antarctic Studies (IMAS), Hobart, TAS, Australia and Philip W. Boyd, University of Tasmania, Institute for Marine and Antarctic Studies, Hobart, TAS, Australia