Australian Marine Sediment Characteristics Database

Australia's MARine Sediment database contains detailed seabed sediment information for samples collected from its marine jurisdiction, including the Australian Antarctic Territory. It holds approximately 100,000 sample records with analytical properties like grain size and carbonate content. The database is managed by the Australian Ocean Data Network and was last updated in April 2026.

Use Cases

• Analyze grain size distribution across coastal, shelf, and deep-sea locations to model sediment transport.
• Correlate carbonate content with water depth and geography to study ocean acidification impacts.
• Use mineralogy and geochemical property data to identify sediment provenance and geological history.
• Incorporate age determination data for stratigraphic analysis and paleoenvironmental reconstruction.

Strengths

• Approximately 100,000 sample records provide substantial data volume.
• Includes samples from diverse environments: coastal, continental shelf, and deep sea.
• Analytical properties span multiple disciplines: grain size, geochemistry, mineralogy, and age.

Limitations

• Specific row count, column names, and sample size per property are unknown.
• Geographic scope is limited to Australia's marine jurisdiction, potentially introducing regional bias.

Provenance

Source

Australian Ocean Data Network.

Collection Method

Collected from seabed and sub-seabed samples during marine surveys.

Freshness

Data is actively updated as new samples become available, with a system update in April 2026.

Geography

Australia's marine jurisdiction, including the Australian Antarctic Territory.