Heather A. Bouman, University of Oxford, Department of Earth Sciences, Oxford, United Kingdom, Gemma Kulk, Earth Observation Science & Applications, Plymouth Marine Laboratory, Plymouth, United Kingdom, Shubha Sathyendranath, Plymouth Marine Laboratory, National Centre for Earth Observations, Plymouth, United Kingdom and Sornsiri Phongphattarawat, Faculty of Technology and Environment, Prince of Songkla University, Phuket, Thailand