Andreas Haas¹, Craig Nelson², Lihini Aluwihare³, Milou Arts¹, Craig A Carlson⁴, Jacqueline Comstock⁵, Pieter Dorrestein⁶, Ellen C Hopmans⁷, Irina Koester³, Daniel Petras³, Zachary Quinlan⁸ and Linda Wegley Kelly⁹, (1)Royal Netherlands Institute for Sea Research, Marine Microbiology & Biogeochemistry, Den Burg, Netherlands, (2)University of Hawaii at Manoa, School of Ocean, Earth Science, and Technology, Honolulu, HI, United States, (3)University of California San Diego, Scripps Institution of Oceanography, La Jolla, CA, United States, (4)University of California Santa Barbara, Marine Science Institute/Department of Ecology, Evolution and Marine Biology, Santa Barbara, CA, United States, (5)University of California Santa Barbara, Ecology, Evolution, and Marine Biology, Santa Barbara, CA, United States, (6)University of California San Diego, Collaborative Mass Spectrometry Innovation Center, La Jolla, CA, United States, (7)NIOZ Royal Netherlands Institute for Sea Research, Department of Marine Organic Biogeochemistry, Texel, Netherlands, (8)San Diego State University, Department of Biology, San Diego, CA, United States, (9)San Diego State University, Department of Biology, San Diego, United States