Jessica N Fitzsimmons¹, Nathan Timothy Lanning², Dylan Halbeisen¹, Claire P. Till³, Mariko Hatta⁴, Gabrielle A Weiss⁴, Tim M Conway⁵, Matthias Sieber⁶, Seth John⁷, Shun-Chung Yang⁸ and Xiaopeng Bian⁷, (1)Texas A&M University, Oceanography, College Station, TX, United States, (2)Texas A&M University College Station, College Station, TX, United States, (3)Humboldt State University, Chemistry, Arcata, CA, United States, (4)University of Hawaii at Manoa, Oceanography, Honolulu, HI, United States, (5)University of South Florida, College of Marine Science and School of Geosciences, St. Petersburg, FL, United States, (6)University of South Florida, St. Petersburg, College of Marine Science, St. Petersburg, United States, (7)University of Southern California, Department of Earth Sciences, Los Angeles, CA, United States, (8)Academia Sinica, Research Center for Environmental Changes, Taipei, Taiwan