Journal ArticleBulk vs. amino acid stable N isotope estimations of metabolic status and contributions of nitrogen fixation to size-fractionated zooplankton biomass in the subtropical N AtlanticMompeán, Carmen; Bode, Antonio; Gier, Elizabeth; McCarthy, Matthew D.2016-05-0110017185Deep Sea Research Part I: Oceanographic Research Papers0967-0637https://doi.org/10.1016/j.dsr.2016.05.0051131816National Science Foundation