Lucie Anna Christa Maria Knor, PhD, University of Hawaii at Manoa, Oceanography, Honolulu, United States; GEOMAR Helmholtz Centre for Ocean Research Kiel, Kiel, Germany, Christopher L Sabine, University of Hawai'i at Mānoa, Oceanography, Honolulu, United States, John E Dore, Montana State University, Department of Land Resources and Environmental Sciences, Bozeman, MT, United States, Angelicque E White, University of Hawai'i at Mānoa, Department of Oceanography, Honolulu, United States and James T Potemra, Univ Hawaii, Honolulu, United States