Dataset: Planktic foraminifer shell d15N from core-top sediments from the Sargasso Sea

Final no updates expectedDOI: 10.1575/1912/bco-dmo.747394.1Version 1 (2018-10-02)Dataset Type:Cruise Results

Principal Investigator: Daniel M. Sigman (Princeton University)

Contact: Sandi M. Smart (Stellenbosch University)

BCO-DMO Data Manager: Shannon Rauch (Woods Hole Oceanographic Institution)


Project: Understanding the nitrogen isotopes of planktonic foraminifera: A modern Sargasso Sea study (N Isotopes Foraminifera)


Abstract

Planktic foraminifer shell d15N from core-top sediments (off Bermuda) in the western subtropical North Atlantic. Core-top sediments from 4570 m water depth (31°44’N, 64°05’W).

Planktic foraminifer shell d15N from core-top sediments (off Bermuda) in the western subtropical North Atlantic. Core-top sediments from 4570 m water depth (31°44’N, 64°05’W).

Data published in:
Smart, S.M., H. Ren, S.E. Fawcett, R. Schiebel, M. Conte, P.A. Rafter, K.K. Ellis, M.A. Weigand, S. Oleynik, G.H. Haug, D.M. Sigman (2018). Ground-truthing the planktic foraminifer-bound nitrogen isotope paleo-proxy in the Sargasso Sea, Geochimica et Cosmochimica Acta, doi: https://doi.org/10.1016/j.gca.2018.05.023


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Related Publications

Results

Smart, S. M., Ren, H., Fawcett, S. E., Schiebel, R., Conte, M., Rafter, P. A., … Sigman, D. M. (2018). Ground-truthing the planktic foraminifer-bound nitrogen isotope paleo-proxy in the Sargasso Sea. Geochimica et Cosmochimica Acta, 235, 463–482. doi:10.1016/j.gca.2018.05.023
Methods

Casciotti, K. L., Sigman, D. M., Hastings, M. G., Böhlke, J. K., & Hilkert, A. (2002). Measurement of the Oxygen Isotopic Composition of Nitrate in Seawater and Freshwater Using the Denitrifier Method. Analytical Chemistry, 74(19), 4905–4912. doi:10.1021/ac020113w
Methods

Knapp, A. N., Sigman, D. M., & Lipschultz, F. (2005). N isotopic composition of dissolved organic nitrogen and nitrate at the Bermuda Atlantic Time-series Study site. Global Biogeochemical Cycles, 19(1). doi:10.1029/2004gb002320
Methods

Nydahl, F. (1978). On the peroxodisulphate oxidation of total nitrogen in waters to nitrate. Water Research, 12(12), 1123–1130. doi:10.1016/0043-1354(78)90060-x
Methods

Ren, H., Sigman, D. M., Thunell, R. C., & Prokopenko, M. G. (2012). Nitrogen isotopic composition of planktonic foraminifera from the modern ocean and recent sediments. Limnology and Oceanography, 57(4), 1011–1024. doi:10.4319/lo.2012.57.4.1011