Senescence-driven solubilization of biomass is the main source of kelp-derived dissolved organic carbon to the coastal ocean

Chance English1, Tom W. Bell2, Keri Opalk3, David Siegel2 and Craig A Carlson4, (1)University of California Santa Barbara, Marine Science Institute/Earth Research Institute, Santa Barbara, United States, (2)University of California Santa Barbara, Santa Barbara, United States, (3)University of California Santa Barbara, Marine Science Institute, Santa Barbara, United States, (4)University of California Santa Barbara, Marine Science Institute/Department of Ecology, Evolution and Marine Biology, Santa Barbara, United States