Jessica Godfrey¹, Matthew G. Hayden², Dominic Smith³, Rachel Jane Parsons¹, Rodney J Johnson⁴ and Leocadio Blanco-Bercial⁵, (1)Arizona State University (ASU)-Bermuda Institute of Ocean Sciences (BIOS), St.George's, Bermuda, (2)Woods Hole Oceanographic Institution, Marine Chemistry and Geochemistry, Woods Hole, United States, (3)Arizona State University (ASU)-Bermuda Institute of Ocean Sciences (BIOS), St George's, Bermuda, (4)BIOS, St Georges, Bermuda, (5)Bermuda Institute of Ocean Sciences - Arizona State University, Julie Ann Wrigley Global Futures Laboratory, St. George's, Bermuda