Marianne Acker¹, Giancarlo Bachi², Benjamin Nash Granzow¹, Oscar Sosa³, Alina M. Ebling¹, Samuel T Wilson³, Benjamin AS Van Mooy¹, David M Karl⁴, Chiara Santinelli², Timothy S Granzow⁵ and Daniel Repeta¹, (1)Woods Hole Oceanographic Institution, Marine Chemistry and Geochemistry, Woods Hole, MA, United States, (2)CNR Institute of Biophysics, Pisa, Italy, (3)Daniel K. Inouye Center for Microbial Oceanography: Research and Education, University of Hawaii at Manoa, Honolulu, HI, United States, (4)University of Hawaii, Department of Oceanography, Honolulu, HI, United States, (5)University of Chicago, Geophysical Sciences, Chicago, IL, United States