Australian Continental Shelf Bed Shear Stress Exposure, 1997-2005

Geoscience Australia Data produced a dataset quantifying seabed exposure to oceanographic processes on the Australian continental shelf. It contains combined flow bed shear stress outputs from numerical models for an 8-year period from March 1997 to February 2005. The data includes three regionalisation methods for classifying exposure levels based on magnitude and frequency of stress events.

Use Cases

• Classifying seabed exposure regions based on the spectral regionalisation method described.
• Analyzing the balance between stress magnitude and frequency using the work-frequency assessment method mentioned.
• Modeling relationships between oceanographic exposure and physical sediment properties like grain size and carbonate content.
• Regionalising the continental shelf for marine planning based on the probability distribution function shape method.

Strengths

• Covers the entire Australian continental shelf.
• Based on an 8-year time series from March 1997 to February 2005.
• Applies three distinct methodological approaches for regionalisation.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Row count and file size are unknown, which may limit suitability assessment.
• Data freshness should be verified; last metadata update was 2026-04-20.

Provenance

Source

Geoscience Australia Data

Collection Method

Output from a suite of numerical models predicting oceanic processes.

Time Range

March 1997 to February 2005

Freshness

Last updated 2026-04-20 01:07:41.452239; freshness should be verified

Geography

Australian continental shelf