FRRF Measurements of Phytoplankton Health from RV L'Astrolabe, February 2007

The Southern Ocean voyage from Hobart to Dumont d'Urville in February 2007 collected continuous measurements of phytoplankton photochemical efficiency. Data includes maximum quantum yield (Fv/Fm) and related fluorescence parameters, recorded at one-minute intervals from a ship's seawater line at 3 meters depth. It was published by the Australian Ocean Data Network.

Use Cases

• Modeling primary production rates based on the described parameters of Fv/Fm, absorption cross-section, and chlorophyll concentration.
• Assessing phytoplankton community health and stress responses based on the continuous measurement of maximum photochemical efficiency (Fv/Fm).
• Analyzing diurnal or short-term physiological variability based on the one-minute interval time-series data.
• Calibrating or validating satellite ocean color algorithms with in-situ phytoplankton physiology measurements.

Strengths

• Data was collected at a high temporal resolution of one-minute intervals.
• Measurements include the well-established physiological parameter Fv/Fm, which is widely used in phytoplankton research.
• Specifics of the FRR fluorometry method are described, including flash sequence details and a 15-minute dark-adaptation protocol.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Row count and dataset scale are unknown, which may limit suitability assessment.
• Data may reflect geographic and temporal bias inherent to a single voyage in February 2007.

Provenance

Source

Australian Ocean Data Network

Collection Method

Continuous FRR fluorometry measurements from the ship's clean seawater line at 3m depth.

Time Range

18/02/2007 to 23/02/2007

Freshness

Last updated 2026-06-27 18:54:18.622611; freshness should be verified.

Geography

Southern Ocean voyage from Hobart, Australia to Dumont d'Urville, Antarctica