Alyce Hancock¹, Irene Schloss Dr², Prof. Wolfgang Rack, PhD³, Andrew Meijers⁴, Sarat Chandra Tripathy⁵, Michaela Miller⁶ and Julia Bach Dr⁶, (1)Southern Ocean Observing System, Hobart, Australia, (2)Instituto Antártico Argentino, Centro Austral de Investigaciones Científicas, Universidad Nacional de Tierra del Fuego, Ushuaia, Argentina, (3)University of Canterbury, School for Earth and Environment - Gateway Antarctica, Christchurch, New Zealand, (4)NERC British Antarctic Survey, Cambridge, United Kingdom, (5)National Centre for Polar and Ocean Research, Ministry of Earth Sciences, Vasco da Gama, India, (6)Southern Ocean Observing System, Hobart, TAS, Australia