Triassic Environmental Sequence in the Canning Basin, Western Australia

A review of lithology, sedimentary structures, and palaeontology subdivides the Triassic system in the Canning Basin into four broad environmental episodes. The sequence records a slow transgression culminating in the Smithian, followed by a regression with minor marine incursions, and a trend to increasing aridity correlated with the withdrawal of the Blina Sea. The dataset is provided by the Australian Ocean Data Network and was last updated on 2026-04 -10.

Use Cases

• Modeling Triassic basin evolution based on described environmental episodes
• Analyzing trends in aridity and marine regression based on the lithological sequence
• Studying impoverished marine biota in reduced saline conditions as described in the Smithian
• Correlating sedimentary structures with the described riverine plain and coastal alluvial plain environments

Strengths

• Environmental sequence is subdivided into four distinct episodes based on a review of multiple data types
• Analysis includes lithology, sedimentary structures, and palaeontology, suggesting a multi-faceted approach
• Dataset is hosted by the authoritative Australian Ocean Data Network

Limitations

• Column-level documentation is absent; field semantics must be inferred after download
• Row count is unknown, which may limit suitability assessment
• Data may reflect geographic bias inherent to the specific Canning Basin study area

Provenance

Source

Australian Ocean Data Network

Collection Method

A review supplemented by original investigations

Time Range

Triassic period (specifically Smithian, Spathian, Ladinian stages)

Freshness

Last updated 2026-04-10 22:07:41.456922; freshness should be verified

Geography

Canning Basin, Fitzroy Graben, Western Australia