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Dataset Overview | National Centers for Environmental Information (NCEI)

Discrete profile measurements of dissolved inorganic carbon, total alkalinity and other hydrographic and chemical data during the R/V Meteor cruise M116/1 (EXPOCODE 06M320150501) in the Tropical Atlantic Ocean from 2015-05-01 to 2015-06-03 (NCEI Accession 0170657)

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This dataset includes profile discrete profile measurements of dissolved inorganic carbon (DIC), total alkalinity, temperature, salinity, oxygen, nutrients and CFCs obtained during the R/V Meteor cruise M116/1 (EXPOCODE 06M320150501) in the Tropical Atlantic Ocean from 2015-05-01 to 2015-06-03.
  • Cite as: Visbeck, Martin; Tanhua, Toste; Körtzinger, Arne; Schmidtko, Sunke (2018). Discrete profile measurements of dissolved inorganic carbon, total alkalinity and other hydrographic and chemical data during the R/V Meteor cruise M116/1 (EXPOCODE 06M320150501) in the Tropical Atlantic Ocean from 2015-05-01 to 2015-06-03 (NCEI Accession 0170657). [indicate subset used]. NOAA National Centers for Environmental Information. Dataset. https://doi.org/10.7289/v5qc01tk. Accessed [date].
gov.noaa.nodc:0170657
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Distribution Formats
  • Originator data format
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Distributor NOAA National Centers for Environmental Information
+1-301-713-3277
NCEI.Info@noaa.gov
Dataset Point of Contact NOAA National Centers for Environmental Information
ncei.info@noaa.gov
Time Period 2015-05-01 to 2015-06-03
Spatial Bounding Box Coordinates
West: -58.6
East: -17.6
South: 3.9
North: 15
Spatial Coverage Map
General Documentation
Associated Resources
Publication Dates
  • publication: 2018-02-16
  • revision: 2018-03-28
Data Presentation Form Digital table - digital representation of facts or figures systematically displayed, especially in columns
Dataset Progress Status Complete - production of the data has been completed
Historical archive - data has been stored in an offline storage facility
Data Update Frequency As needed
Supplemental Information
In this accession, NCEI has archived multiple versions of these data. The latest (and best) version of these data has the largest version number.
Purpose To better understand the supply of oxygen to the oxygen minimum zone (OMZ) of the Tropical Atlantic
Use Limitations
  • accessLevel: Public
  • Distribution liability: NOAA and NCEI make no warranty, expressed or implied, regarding these data, nor does the fact of distribution constitute such a warranty. NOAA and NCEI cannot assume liability for any damages caused by any errors or omissions in these data. If appropriate, NCEI can only certify that the data it distributes are an authentic copy of the records that were accepted for inclusion in the NCEI archives.
Dataset Citation
  • Cite as: Visbeck, Martin; Tanhua, Toste; Körtzinger, Arne; Schmidtko, Sunke (2018). Discrete profile measurements of dissolved inorganic carbon, total alkalinity and other hydrographic and chemical data during the R/V Meteor cruise M116/1 (EXPOCODE 06M320150501) in the Tropical Atlantic Ocean from 2015-05-01 to 2015-06-03 (NCEI Accession 0170657). [indicate subset used]. NOAA National Centers for Environmental Information. Dataset. https://doi.org/10.7289/v5qc01tk. Accessed [date].
Cited Authors
Principal Investigators
Contributors
Resource Providers
Publishers
Acknowledgments
  • Funding Information: Deutsche Forschungsgemeinschaft (DFG) and the Bundesministerium für Bildung und Forschung (BMBF) (Oxygen in the Tropical Atlantic)
Theme keywords NODC DATA TYPES THESAURUS NODC OBSERVATION TYPES THESAURUS WMO_CategoryCode
  • oceanography
Global Change Master Directory (GCMD) Science Keywords OCADS Study Type
  • Discrete measurement
Provider Variable Abbreviations
  • ALKALI
  • CFC
  • CTDOXY
  • CTDSAL
  • CTDTMP
  • OXYGEN
  • SALNTY
  • SILCAT, NITRAT, NITRIT, PHSPHT
  • TCARBN
Data Center keywords NODC COLLECTING INSTITUTION NAMES THESAURUS NODC SUBMITTING INSTITUTION NAMES THESAURUS Global Change Master Directory (GCMD) Data Center Keywords
Platform keywords NODC PLATFORM NAMES THESAURUS ICES/SeaDataNet Ship Codes
Instrument keywords NODC INSTRUMENT TYPES THESAURUS Global Change Master Directory (GCMD) Instrument Keywords
Place keywords NODC SEA AREA NAMES THESAURUS Global Change Master Directory (GCMD) Location Keywords Provider Geographic Names
  • Atlantic Ocean
Project keywords NODC PROJECT NAMES THESAURUS Cruise ID
  • M116/1
EXPOCODE
  • 06M320150501
Ocean Acidification Search Keywords
  • Ocean Carbon and Acidification Data System (OCADS) Project
Reference Section ID
  • A06
Keywords NCEI ACCESSION NUMBER
Use Constraints
  • Cite as: Visbeck, Martin; Tanhua, Toste; Körtzinger, Arne; Schmidtko, Sunke (2018). Discrete profile measurements of dissolved inorganic carbon, total alkalinity and other hydrographic and chemical data during the R/V Meteor cruise M116/1 (EXPOCODE 06M320150501) in the Tropical Atlantic Ocean from 2015-05-01 to 2015-06-03 (NCEI Accession 0170657). [indicate subset used]. NOAA National Centers for Environmental Information. Dataset. https://doi.org/10.7289/v5qc01tk. Accessed [date].
Access Constraints
  • Use liability: NOAA and NCEI cannot provide any warranty as to the accuracy, reliability, or completeness of furnished data. Users assume responsibility to determine the usability of these data. The user is responsible for the results of any application of this data for other than its intended purpose.
Fees
  • In most cases, electronic downloads of the data are free. However, fees may apply for custom orders, data certifications, copies of analog materials, and data distribution on physical media.
Lineage information for: dataset
Processing Steps
  • 2018-02-16T02:36:06Z - NCEI Accession 0170657 v1.1 was published.
  • 2018-03-28T22:13:19Z - NCEI Accession 0170657 was revised and v2.2 was published.
    Rationale: Updates were received for this dataset. These updates were copied into the data/0-data/ directory of this accession. These updates may provide additional files or replace obsolete files. This version contains the most complete and up-to-date representation of this archival information package. All of the files received prior to this update are available in the preceding version of this accession.
Output Datasets
Lineage information for: dataset
Processing Steps
  • Parameter or Variable: Dissolved Inorganic Carbon; Abbreviation: TCARBN; Unit: UMOL/KG; Observation type: Discrete, bottle; Measured or calculated: Measured; Analyzing instrument: SOMMA (single operator multi-parameter metabolic analyzer) system, which is based on coulometric titration of the CO2 evolved from the seawater sample upon acidification with phosphoric acid (Johnson et al., 1993); Replicate information: DIC was determined from 1246 samples at 66 stations. A total amount of 107 duplicates (σ = 1.30 μmol/kg) and 8 triplicates (σ = 0.65 μmol/kg) were taken and 105 CRMs were measured in order to determine accuracy and precision.; CRM manufacturer: Andrew Dickson Laboratory at SIO; CRM batch number: Batch 142 and 143; Preservation method: mercuric chloride solution; Preservative volume: 100 mL; Uncertainty: precision was better than 2 micromol kg-1; Quality flag convention: WOCE quality control flags are used: 2 = good value, 3 = questionable value, 4 = bad value; Method reference: Johnson, K.M., Wills, K.D., Butler, D.B., Johnson, W.K., and Wong, C.S. (1993). Coulometric total carbon dioxide analysis for marine studies: Maximizing the performance of an automated continuous gas extraction system and coulometric detector. Marine Chemistry, 44, pp 167-189.; Researcher name: Arne Körtzinger; Researcher institution: GEOMAR Germany.
  • Parameter or Variable: Total alkalinity; Abbreviation: ALKALI; Unit: UMOL/KG; Observation type: Discrete, bottle; Measured or calculated: Measured; Analyzing instrument: Semi-automatic analyzer called VINDTA (Versatile Instrument for the Determination of Titration Alkalinity).; Type of titration: potentiometric titration; Cell type (open or closed): open; Standardization description: TA was determined from 1246 samples at 66 stations. A total amount of 108 duplicates (σ = 2.73 μmo/kg)and 9 triplicates (σ = 2.02 μmol/kg) were taken and 122 CRM’s were measured in order to determine accuracy and precision.; CRM batch number: Batch 142 and 143; Quality flag convention: WOCE quality control flags are used: 2 = good value, 3 = questionable value, 4 = bad value; Method reference: Dickson, Andrew G., Chris Sabine and James R. Christian, editors, "Guide to Best Practices for Ocean CO2 Measurements", Pices Special Publication 3, IOCCP Report No. 8, October 2007, SOP 3b, "Determination of total alkalinity in sea water using an open-cell titration"; Researcher name: Arne Körtzinger; Researcher institution: GEOMAR Germany.
  • Parameter or Variable: CTD Temperature; Abbreviation: CTDTMP; Unit: degrees celcius; Observation type: CTD sensor; Sampling instrument: CTD; Analyzing instrument: CTD; Quality flag convention: WOCE quality control flags are used: 2 = good value, 3 = questionable value, 4 = bad value; Researcher name: Sunke Schmidtko; Researcher institution: GEOMAR Germany.
  • Parameter or Variable: CTD Salinity; Abbreviation: CTDSAL; Observation type: CTD sensor; Sampling instrument: CTD; Analyzing instrument: CTD; Quality flag convention: WOCE quality control flags are used: 2 = good value, 3 = questionable value, 4 = bad value; Researcher name: Sunke Schmidtko; Researcher institution: GEOMAR Germany.
  • Parameter or Variable: Bottle Salinity; Abbreviation: SALNTY; Observation type: Bottle, discrete; Sampling instrument: CTD; Quality flag convention: WOCE quality control flags are used: 2 = good value, 3 = questionable value, 4 = bad value; Researcher name: Martin Visbeck; Researcher institution: GEOMAR Germany.
  • Parameter or Variable: CTD Oxygen; Abbreviation: CTDOXY; Unit: UMOL/KG; Observation type: CTD sensor; Sampling instrument: CTD; Quality flag convention: WOCE quality control flags are used: 2 = good value, 3 = questionable value, 4 = bad value; Researcher name: Sunke Schmidtko; Researcher institution: GEOMAR Germany.
  • Parameter or Variable: Bottle Oxygen; Abbreviation: OXYGEN; Unit: UMOL/KG; Observation type: Bottle, discrete; Sampling instrument: CTD; Quality flag convention: WOCE quality control flags are used: 2 = good value, 3 = questionable value, 4 = bad value; Researcher name: Toste Tanhua;; Researcher institution: GEOMAR Germany.
  • Parameter or Variable: Nutrients; Abbreviation: SILCAT, NITRAT, NITRIT, PHSPHT; Unit: UMOL/KG; Observation type: Bottle, discrete; Sampling instrument: CTD; Quality flag convention: WOCE quality control flags are used: 2 = good value, 3 = questionable value, 4 = bad value; Researcher name: Toste Tanhua;; Researcher institution: GEOMAR Germany.
  • Parameter or Variable: CFC; Abbreviation: CFC; Unit: PMOL/KG; Observation type: Bottle, discrete; Sampling instrument: CTD bottles; Quality flag convention: WOCE quality control flags are used: 2 = good value, 3 = questionable value, 4 = bad value; Researcher name: Toste Tanhua;; Researcher institution: GEOMAR Germany .
Acquisition Information (collection)
Instrument
  • CTD
  • Multi-parameter Inorganic Carbon Analyzer (MICA)
  • Niskin bottle
  • Non-dispersive infrared (NDIR) dissolved inorganic carbon (DIC) analyzer
  • nutrient autoanalyzer
Platform
  • METEOR
Last Modified: 2024-02-09T00:20:44Z
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