Antarctic Sediment Cores and Bathymetry from Prydz Bay and Mac.Robertson Shelf, 1993

Prydz Bay and the Mac.Robertson Shelf in Antarctica were sampled during Voyage 7 of the 1992/93 Antarctic Division shipping season. The dataset likely contains sediment cores, grab samples, and 3.5kHz echo sounder data collected to study Quaternary environmental change and sedimentation processes. It was published by Geoscience Australia Data.

Use Cases

• Modeling past behavior of the Lambert Glacier-Amery Ice Shelf system based on sediment core records.
• Analyzing sedimentation processes on the Antarctic shelf and slope based on gravity and grab samples.
• Interpreting post-glaciation iceberg gouging and erosion features based on bathymetry and echo sounder data.
• Studying paleotemperature variations based on a core from the BANZARE Bank extension of the Kerguelen Plateau.

Strengths

• Data collection targeted 15 specific gravity core sites for interpreting Late Quaternary history.
• Includes complementary data types such as sediment cores, grab samples, and 3.5kHz echo sounder records.
• Focuses on a scientifically significant region for studying the largest ice stream draining the East Antarctic Ice Sheet.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Row count is unknown, which may limit suitability assessment.
• Data files are in PDF and HTML formats, which may require extraction for computational analysis.

Provenance

Source

Geoscience Australia Data

Collection Method

Marine geoscience sampling program conducted on the R.V. Aurora Australis during Voyage 7.

Time Range

January-March 1993

Freshness

Last updated 2026-04-30 13:26:23.400821; freshness should be verified.

Geography

Prydz Bay and Mac.Robertson Shelf, Antarctica; BANZARE Bank, Kerguelen Plateau