Karen J. Heywood¹, Maren Richter¹, Ruth Airs², Angus Atkinson², Dorothee C E Bakker¹, Thomas George Bell², Sarah Breimann², Ian Brown², Elise Droste¹, Sophie Fielding³, Elaine Fileman², William B Homoky⁴, Gareth Lee⁵, Alastair J M Lough⁴, Chiara Krewer⁴, Angela Milne⁶, Andrew Paul Rees², Carol Robinson⁷, Katrin Schmidt⁶, Isabel Seguro¹, Simon Ussher⁸, Malcolm Woodward² and Neil Wyatt⁶, (1)University of East Anglia, Centre for Ocean and Atmospheric Sciences, School of Environmental Sciences, Norwich, United Kingdom, (2)Plymouth Marine Laboratory, Plymouth, United Kingdom, (3)NERC British Antarctic Survey, Cambridge, United Kingdom, (4)University of Leeds, Leeds, United Kingdom, (5)University of East Anglia, Norwich, United Kingdom, (6)University of Plymouth, Plymouth, United Kingdom, (7)University of East Anglia, School of Environmental Sciences, Norwich, United Kingdom, (8)University of Plymouth, School of Geography, Earth and Environmental Sciences, Plymouth, United Kingdom