Nutrients and temperature profile data were collected via bottle casts from the R/V KNORR research vessel. The dataset covers a discrete time period from November 13 to December 10, 1983. Data collection was conducted by Lamont-Doherty Earth Observatory during the Agulhas Retroflection Cruise.
Use Cases
- Analyze vertical nutrient concentration profiles (e.g., nitrate, phosphate) against depth and temperature.
- Model water mass properties and mixing processes in the South Atlantic using concurrent temperature and nutrient measurements.
- Calibrate satellite-derived sea surface temperature data with in-situ profile measurements from the 1983 cruise.
- Study temporal changes in ocean biogeochemistry by comparing these 1983 nutrient profiles with modern datasets.
Strengths
- Data originates from a controlled research cruise (R/V KNORR) ensuring consistent collection methodology.
- Provides concurrent measurements of both physical (temperature) and biogeochemical (nutrients) parameters.
Limitations
- Dataset is temporally limited to a 28-day period in late 1983, offering only a historical snapshot.
- Specific row count, column names, and measurement resolution are unknown, limiting reproducibility.
- Geographic coverage is confined to the specific cruise track in the South Atlantic Ocean.
Provenance
- Source
- Lamont-Doherty Earth Observatory, supported by the Agulhas Retroflection Cruise, archived by NOAA NCEI.
- Collection Method
- Data collected using bottle casts from the R/V KNORR research vessel.
- Time Range
- 1983-11-13 to 1983-12-10
- Freshness
- null
- Geography
- South Atlantic Ocean