Phytoplankton and Hydrology in Antarctic Bays, 1998

Metadata for ASAC Project 2146 concerning phytoplankton succession and hydrological conditions in Omega and Taynaya Bays, eastern Antarctica. The dataset likely contains measurements of chlorophyll, phytoplankton counts, and nutrient levels from the 1998 season. It is provided by the Australian Antarctic Data Centre (AU_AADC).

Use Cases

• Modeling phytoplankton community succession based on ice cover duration and nutrient levels described in the abstract.
• Analyzing relationships between diatom indices (fast ice index, snow index) and sediment core proxies like biogenic silica and total organic carbon.
• Comparing light climate and stratification effects on dominant phytoplankton taxa (diatoms vs. phtyoflagellates) between different bays.
• Investigating historical changes in fast ice extent and ice cap retreat using late Holocene sediment core evidence from the Vestfold Hills.

Strengths

• Dataset includes a specific temporal anchor point with a last updated date of 1998-03-02.
• Description provides detailed scientific context for phytoplankton community changes and sediment core analysis.

Limitations

• Row count is unknown, which may limit suitability assessment.
• Column-level documentation is absent; field semantics must be inferred after download.
• Last updated 1998-03-02 23:59:59.999000; freshness should be verified.

Provenance

Source

AU_AADC (Australian Antarctic Data Centre)

Collection Method

Field sampling and laboratory analysis, as suggested by described measurements like volume filtered and acetone volume.

Time Range

Seasonal data from 1998, with sediment core evidence extending to the late Holocene (~1750 years BP).

Freshness

1998-03-02

Geography

Omega Bay, Taynaya Bay, Abel Bay, and Platcha Bay in the Vestfold Hills, eastern Antarctica.