Foraminifer shell-bound nitrogen isotopes from Sargasso Sea plankton net tows Data published in: Smart et al. (2018) - https://doi.org/10.1016/j.gca.2018.05.023 PI: Daniel M. Sigman (Princeton) Contact: Sandi Smart (Stellenbosch University & The Max Planck Institute for Chemistry) Version date: 02 October 2018 -999 = missing data