Morven Muilwijk¹, Mehmet Ilicak², Sam Cornish³, Sergey Danilov⁴, Renske Gelderloos⁵, Rüdiger Gerdes⁴, Verena Haid⁶, Thomas W N Haine^7,8, Helen Johnson⁹, Yavor Kostov¹⁰, Tamás Kovács Sr⁴, Camille Lique¹¹, Juliana Marson¹², Paul Glen Myers¹², Jeffery R Scott¹³, Lars Henrik Smedsrud¹, Claude Talandier¹⁴ and Qiang Wang⁴, (1)Geophysical Institute, University of Bergen and Bjerknes Centre for Climate Research, Bergen, Norway, (2)Istanbul Technical University, Eurasia Institute of Earth Sciences, Istanbul, Turkey, (3)University of Oxford, Earth Sciences, Oxford, United Kingdom, (4)Alfred Wegener Institute Helmholtz-Center for Polar and Marine Research Bremerhaven, Bremerhaven, Germany, (5)Johns Hopkins University, Baltimore, MD, United States, (6)Now at Laboratoire d'Océanographie Physique et Spatiale, Centre National de la Recherche Scientifique, Plouzané, France, (7)Johns Hopkins Univ, Baltimore, MD, United States, (8)Johns Hopkins University, Department of Earth & Planetary Sciences, Baltimore, MD, United States, (9)University of Oxford, Oxford, United Kingdom, (10)University of Exeter, Exeter, United Kingdom, (11)Laboratoire de Physique des Océans, Ifremer, Brest, France, (12)University of Alberta, Edmonton, AB, Canada, (13)MIT, Cambridge, MA, United States, (14)CNRS, Laboratoire d'océanographie physique et spatiale, Plouzane, France