RV Investigator IN2026_V01: Antarctic Ocean Chemistry Data

Hydrology data from the RV Investigator voyage IN2026_V01, collected between January 02 and February 25, 2026. The dataset contains processed measurements of salinity, dissolved oxygen, and nutrients from water samples taken at various depths during CTD deployments. It is archived by the CSIRO National Collections and Marine Infrastructure Information and Data Centre.

Use Cases

• Modeling nutrient cycles in Antarctic waters based on phosphate, silicate, nitrate, and ammonium measurements.
• Analyzing water column structure and oceanographic conditions based on salinity and temperature profiles from CTD deployments.
• Studying dissolved oxygen dynamics in the Southern Ocean based on the oxygen parameter.
• Correlating biological activity with chemical properties based on the suite of analyzed parameters.

Strengths

• Data is quality-controlled and processed, as stated in the description.
• Voyage took place over a specific 55-day period from January 02 to February 25, 2026.
• Samples were collected from Niskin bottles at various depths, suggesting vertical profile data.
• Archived at the CSIRO National Collections and Marine Infrastructure Information and Data Centre, a known repository.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Row count is unknown, which may limit suitability assessment.

Provenance

Source

CSIRO Marlin Data Catalogue

Collection Method

Samples collected from Niskin bottles during Conductivity-Temperature-Depth (CTD) deployments.

Time Range

January 02, 2026 to February 25, 2026 (AEST)

Freshness

Last updated 2026-04-11 20:59:40.015561; freshness should be verified.

Geography

Southern Ocean (voyage departed from and returned to Hobart, Tasmania, for the 'Cook Ice Ecosystems and Sediments' mission).