Nora-Charlotte Pauli¹, Henry H. Holm^2,3, Helen F Fredricks², Morten H. Iversen^4,5 and Benjamin AS Van Mooy², (1)Alfred Wegener Institute Helmholtz-Center for Polar and Marine Research Bremerhaven, Bremerhaven, Germany, (2)Woods Hole Oceanographic Institution, Woods Hole, United States, (3)Lamont -Doherty Earth Observatory, Palisades, United States, (4)Alfred Wegener Institute Helmholtz-Center for Polar and Marine Research Bremerhaven, Polar Biological Oceanography, Bremerhaven, Germany, (5)MARUM - Center for Marine Environmental Sciences, University of Bremen, Bremen, Germany