Meteorological and biological data were collected over a 30-day period in July and August 2001 aboard the N.B. Palmer research vessel. The dataset supports the Global Ocean Ecosystem Dynamics project, focusing on primary production and phytoplankton dynamics during the austral winter. Data collection was managed by NOAA's National Centers for Environmental Information.
Use Cases
- Analyze chlorophyll and phaeophytin concentrations to estimate phytoplankton biomass in the Southern Ocean.
- Correlate Photosynthetically Available Radiation (PAR) sensor data with primary production rates from Photosynthesis-Irradiance (PI) curve experiments.
- Model phytoplankton distribution patterns using data from Fast Repetition Rate Fluorometer (FRRF) profiles.
- Investigate surface forcing fields by combining underway meteorological data with biological measurements.
Strengths
- Data collection spans a focused 30-day period during the critical austral winter season.
- Includes multiple measurement methods for primary production: PI curves, FRRF profiles, and particulate carbon (POC) estimates.
Limitations
- Sample size and specific row count are unknown, limiting statistical power assessment.
- Data is from a single cruise in 2001, offering a snapshot rather than long-term temporal trends.
- Low irradiance levels reportedly precluded positive carbon uptake in some simulated in situ experiments, indicating potential data gaps.
Provenance
- Source
- NOAA National Centers for Environmental Information (NCEI Accession 0001102).
- Collection Method
- Collected via shipboard sensors and experiments (e.g., PAR sensors, FRRF, PI curves) during the NBP01-04 research cruise.
- Time Range
- 2001-07-27 to 2001-08-26 (Year Day 208 to 238).
- Freshness
- null
- Geography
- Southern Ocean, specifically the SO GLOBEC study area.