Australian Ocean Data Network provides Fast Repetition Rate Fluorometry (FRRF) data collected on the RV L'Astrolabe from February 19 to 24, 2003. The dataset contains continuous measurements of the maximum photochemical efficiency of photosystem II (Fv/Fm), a key indicator of phytoplankton health, taken at one-minute intervals from seawater at 3 meters depth. These data can be used to study phytoplankton physiology and estimate primary production in the ocean.
Use Cases
- Modeling primary production based on Fv/Fm, absorption cross-section, and chlorophyll concentration mentioned in the description.
- Analyzing phytoplankton stress responses based on the continuous measurement of the Fv/Fm parameter.
- Studying diurnal or short-term physiological variability in phytoplankton based on one-minute interval time-series data.
- Investigating the relationship between phytoplankton photochemical efficiency and environmental conditions during a specific voyage.
Strengths
- Data was collected at a high temporal resolution of one-minute intervals.
- Measurements focus on Fv/Fm, a well-established and widely utilized fluorescence parameter in phytoplankton research.
- Data collection followed a specific protocol involving dark-adapted state measurements with defined flash sequences.
Limitations
- Column-level documentation is absent; field semantics must be inferred after download.
- Row count is unknown, which may limit suitability assessment.
- Data coverage is limited to a specific 6-day voyage in February 2003.
Provenance
- Source
- Australian Ocean Data Network
- Collection Method
- Continuous FRR fluorescence measurements from the ship's clean seawater line at 3 m depth.
- Time Range
- 2003-02-19 to 2003-02-24
- Freshness
- Last updated 2026-06-27 21:14:14.597633; freshness should be verified.
- Geography
- Voyage from Hobart to Dumont d'Urville