Geoscience Australia provides sediment properties for over 15,000 seabed samples from the Australian marine region. Analytical data includes textural composition, particle size statistics, and calcium carbonate values, alongside sample depth and location. The dataset spans coast, shelf, slope, and deep ocean locations within the extent of the AusBathyTopo 250m 2023 grid.
Use Cases
- Seabed characterisation based on sediment textural composition and particle size distributions.
- Sediment transport modelling based on particle size statistics and sample locations.
- Habitat characterisation based on seabed sediment texture and carbonate content.
- Seabed engineering studies based on sediment properties and depth information.
- Fundamental geological research based on a continental-scale collection of marine sediment samples.
Strengths
- Over 15,000 seabed samples provide a substantial sample set.
- Data spans coast, continental shelf, slope, and deep ocean locations across the Australian region.
- Analytical data includes multiple sediment properties: textural composition, particle size statistics, textural class, and calcium carbonate values.
Limitations
- Column-level documentation is absent; field semantics must be inferred after download.
- Row count is unknown, which may limit suitability assessment.
- Last updated 2026-04-16 15:02:39.828812; freshness should be verified.
Provenance
- Source
- Geoscience Australia's Marine Sediment Database (MARS)
- Collection Method
- Extracted and collated from the MARS online resource.
- Freshness
- 2026-04-16 15:02:39.828812
- Geography
- Australian marine region (covering the extent of the AusBathyTopo 250m 2023 grid)