Laura Bristow¹, Annie Bourbonnais², Virginia P Edgcomb³, Claire Elise Elbon⁴, Katharina Kitzinger⁵, Maria Pachiadaki⁶, Sina Schorn¹, Bo Thamdrup⁷, Alisa Wuest¹, Emily Zakem⁸ and Morten Larsen⁷, (1)University of Gothenburg, Department of Marine Sciences, Gothenburg, Sweden, (2)University of South Carolina, School of Earth, Ocean, and Environment, Columbia, United States, (3)Woods Hole Oceanographic Institution, Geology and Geophysics Department, Woods Hole, United States, (4)Carnegie Institution for Science Stanford, Stanford, United States, (5)University of Vienna, Department of Microbial Ecology and Ecosystem Science, Vienna, Austria, (6)Woods Hole Oceanographic Institution, Biology, Woods Hole, United States, (7)University of Southern Denmark, Department of Biology, Odense, Denmark, (8)Carnegie Institution for Science Stanford, Biosphere Sciences & Engineering, Pasadena, United States