Dennis A Hansell¹, Christopher R German², Craig A Carlson³, Ellen R M Druffel⁴, William J Jenkins², Susan Q Lang⁵ and Brandy M Toner⁶, (1)University of Miami, Miami, FL, United States, (2)WHOI, Woods Hole, MA, United States, (3)University of California Santa Barbara, Marine Science Institute/Department of Ecology, Evolution and Marine Biology, Santa Barbara, United States, (4)University of California, Irvine, Irvine, United States, (5)Woods Hole Oceanographic Institution, Geology and Geophysics, Woods Hole, United States, (6)University of Minnesota Twin Cities, Department of Soil, Water, and Climate, St. Paul, United States