Lake Vanda Algal Production Factors with Experimental and In Situ Measurements

The physical and geochemical parameters controlling algal production in Lake Vanda were investigated by SCIOPS. The dataset includes experimental nutrient bioassays, in situ radiotracer incubations, photosynthetic profiles, and measurements of associated physico-chemical variables like nutrients, irradiance, temperature, and salinity. Data was last updated on 1981-01-24.

Use Cases

• Modeling the relative importance of light and temperature on primary production based on displacement experiments.
• Analyzing microbial nitrogen transformation based on measured nitrification and denitrification rates.
• Studying algal nutrient status in Antarctic lakes based on chlorophyll a fluorescence and nutrient bioassay data.
• Correlating photosynthetic profiles with physico-chemical variables like downwelling irradiance and dissolved inorganic carbon.

Strengths

• Includes multiple experimental methods: nutrient bioassays, in situ radiotracer incubations, and displacement experiments.
• Measures a range of physico-chemical variables including nutrients, irradiance, temperature, salinity, and dissolved inorganic carbon.
• Investigates microbial nitrogen transformation through bacteria profiles, rate measurements, and nitrous oxide sampling.

Limitations

• Last updated 1981-01-24 23:59:59.999000; freshness should be verified.
• Column-level documentation is absent; field semantics must be inferred after download.
• Row count is unknown, which may limit suitability assessment.

Provenance

Source

SCIOPS via nasa_earthdata

Collection Method

Experimental nutrient bioassays, in situ radiotracer incubations, and physico-chemical measurements.

Time Range

Data reflects a study likely conducted prior to 1981.

Freshness

1981-01-24

Geography

Lake Vanda and other lakes/ponds on Ross Island, Antarctica.