Work: Ship-based biogeochemical data acquired during Reykjanes Ridge Experiment(RREX) 2015 cruise (June 5 - July 10, 2015) Authors: M. Fontela, F. Alonso-Pérez, S. Basteiro, V. Thierry, F. F. Pérez. License: This work is licensed under the Creative Commons Attribution-ShareAlike 4.0 International License. To view a copy of this license, visit http://creativecommons.org/licenses/by-sa/4.0/ or send a letter to Creative Commons, PO Box 1866, Mountain View, CA 94042, USA. The authors appreciate that users of these data: 1) Contact Fiz F. Perez (fiz.perez@iim.csic.es) and/or Marcos Fontela (mfontela@iim.csic.es) to follow the uses of the data, and 2) Include the requested acknowledgment (cite using the DOI of this dataset) in any presentations or publications. Description: This dataset gathers discrete measurements of pH, dissolved inorganic nutrients (nitrate, phosphate and silicate) and hydrographic variables (salinity, temperature, dissolved oxygen) obtained during the cruise RREX 2015 (Reykjanes Ridge Experiment) carried out in the North Atlantic Ocean from 5 June to 10 July 2015 aboard R/V Thalassa Format: WHP-EXCHANGE # Data from M.Fontela 15JUNE2022 # Ship and cruise designation: N/O Thalassa # EXPOCODE: 35TH20150605 # Cruise dates: 20150605 - 20150710 # 132 stations # Region: North Atlantic, Reykjanes Ridge # Chief Scientist: V. Thierry # Hydro (P T S O2): Who - V. Thierry; Status - final # Notes: full version of Ship-based CTDO2 hydrographic data acquired during the RREX2015 cruise in https://www.seanoe.org/data/00443/55445/ # Nuts: Who - S. Basteiro # Segmented flow auto-analyzer following methods described by Hansen and Grassoff (1983) # Nitrate data (actually nitrate+nitrite) precision: 0.4 micromol.kg-1 # Phosphate data precision: 0.01 micromol.kg-1 # Silicate data precision: 0.3 micromol.kg-1 # pH: Who - M. Fontela # Spectrophotometric method at 25ºC and 1 atm following Clayton and Byrne, (1993). Indicator solution meta-cresol purple Sigma-Aldrich. Dual-Beam Spectrophotometer Shimadzu UV-2401 PC # References: # Thierry Virginie, Mercier Herle, Petit Tillys, Branellec Pierre, Balem Kevin, Lherminier Pascale (2018). Reykjanes Ridge Experiment (RREX) dataset. SEANOE. https://doi.org/10.17882/55445 # License: This work is licensed under the Creative Commons Attribution-ShareAlike 4.0 International License. To view a copy of this license, visit http://creativecommons.org/licenses/by-sa/4.0/ or send a letter to Creative Commons, PO Box 1866, Mountain View, CA 94042, USA. # The authors appreciate that users of these data: 1) Contact Fiz F. Perez (fiz.perez@iim.csic.es) and/or Marcos Fontela (mfontela@iim.csic.es) to follow the uses of the data, and 2) Include the requested acknowledgment (cite using the DOI of this dataset) in any presentations or publications.