724 scientific cruises provide discrete bottle measurements of salinity, oxygen, nutrients, and carbon system parameters across the global ocean. This data product synthesizes and extends previous efforts like GLODAPv1.1, CARINA, and PACIFICA, incorporating data from an additional 168 cruises. The National Oceanic and Atmospheric Administration subjected the data to extensive primary and secondary quality control, including bias evaluation and adjustments.
Use Cases
- Modeling ocean carbon uptake based on dissolved inorganic carbon and total alkalinity measurements.
- Analyzing nutrient distributions and their impact on marine productivity based on nitrate, silicate, and phosphate data.
- Tracking ocean ventilation and water mass age using CFC-11, CFC-12, CFC-113, and CCl4 tracer data.
- Studying ocean acidification trends based on pH and carbon isotope measurements.
- Calibrating and validating biogeochemical models using quality-controlled, bias-adjusted global ocean data.
Strengths
- Data from 724 scientific cruises provides broad spatial coverage of the global ocean.
- Includes measurements of 14 distinct chemical and biological parameters, such as salinity, oxygen, nutrients, and carbon tracers.
- Data underwent extensive primary and secondary quality control with bias evaluation and adjustments applied.
Limitations
- Column-level documentation is absent; field semantics must be inferred after download.
- Row count is unknown, which may limit suitability assessment for specific modeling tasks.
- Data may reflect geographic or temporal bias inherent to the source scientific cruises.
Provenance
- Source
- National Oceanic and Atmospheric Administration, Department of Commerce
- Collection Method
- Data assembled from 724 scientific cruises, synthesizing previous GLODAPv1.1, CARINA, and PACIFICA projects.
- Freshness
- Last updated 2026-03-06 00:07:44.051960; freshness should be verified.
- Geography
- Global ocean, including Atlantic, Pacific, Indian, and Arctic Oceans.