South Pacific Ocean data includes dissolved inorganic carbon, pH, alkalinity, temperature, salinity, and nutrients like nitrate and phosphate. The dataset contains discrete sample and profile observations collected from the R/V Nathaniel B. Palmer during a 39-day cruise in April-May 1997. It was gathered by researchers from Columbia University and the Rosenstiel School as part of the CLIVAR repeat hydrography program.
Use Cases
- Calculate ocean acidification parameters by correlating pH, dissolved inorganic carbon, and alkalinity measurements.
- Model nutrient distributions and their relationship to biological activity using nitrate, phosphate, silicate, and ammonium columns.
- Analyze water mass properties and stratification from concurrent profiles of potential temperature, salinity, and hydrostatic pressure.
- Study particulate organic matter fluxes by examining particulate organic carbon and particulate organic nitrogen data.
- Investigate carbon isotope signatures in seawater using the delta carbon-13 measurements.
Strengths
- Multivariate chemical and physical measurements including 15+ parameters per observation.
- Data collected over a 39-day period during a dedicated research cruise, ensuring temporal consistency.
- Profile data from CTD instruments provides vertical resolution of the water column.
Limitations
- Temporal coverage is limited to a single cruise in 1997, offering only a snapshot in time.
- Geographic scope is confined to the specific cruise track in the South Pacific Ocean.
- Sample size is unknown, potentially limiting statistical power for some analyses.
Provenance
- Source
- NOAA National Centers for Environmental Information (NCEI) Accession 0116065.
- Collection Method
- Discrete samples and profiles collected using CTD and bottle instruments aboard the R/V Nathaniel B. Palmer.
- Time Range
- 1997-04-04 to 1997 05-12.
- Freshness
- null
- Geography
- South Pacific Ocean along the cruise track of NBP-97-3 / Ross_Sea_320619970404.