Van Diemen Rise Quaternary and Modern Environmental Baseline Data

Environmental baseline data for the Van Diemen Rise on the Sahul Shelf in the eastern Timor Sea. The dataset likely contains information on Quaternary evolution, modern geological processes, and environmental features, compiled by the Australian Ocean Data Network. It was last updated on 2026-04-16.

Use Cases

• Modeling Quaternary sea-level changes based on described terrace and channel features.
• Assessing modern sediment distribution based on descriptions of calcareous sand, foraminiferal calcarenites, and silty clays.
• Evaluating potential environmental impacts of seismic surveying and drilling activities described in the area.

Strengths

• Focuses on a specific geographic area, the Van Diemen Rise on the Sahul Shelf.
• Describes a detailed geological history including the last Quaternary glacial maximum and Holocene transgression.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Row count is unknown, which may limit suitability assessment.

Provenance

Source

Australian Ocean Data Network

Time Range

Quaternary period to present, with specific reference to ~18,000 BP.

Freshness

Last updated 2026-04-16 16:00:54.054867; freshness should be verified.

Geography

Van Diemen Rise, Sahul Shelf, eastern Timor Sea.