Seismic Frequency Anomalies Indicating Buried Reef Structures

Sixteen seismic-record sections from the Lennard Shelf were analyzed for frequency anomalies indicative of buried reef structures. The Australian Ocean Data Network published this analysis, which was last updated in April 2026. Four seismic sections showed confirmed anomalies, suggesting the presence of four additional buried reefs.

Use Cases

• Identify potential reef structures by analyzing frequency anomalies in seismic-record sections.
• Map the distribution of buried Upper Devonian reefs using seismic reflection data from the Lennard Shelf.
• Assess the likelihood of differential compaction above reef structures by correlating frequency increases with seismic sections.
• Validate geological interpretations of reef presence by comparing seismic frequency data from the Meda No. 1 borehole to other sections.

Strengths

• Analysis includes sixteen selected seismic-record sections for validation.
• Identifies four seismic sections with confirmed frequency anomalies.
• Provides a specific case study from the Meda No. 1 borehole.

Limitations

• Sample size is limited to sixteen analyzed seismic sections.
• Geographic scope is restricted to the Lennard Shelf area of the Canning Basin.
• Data format (PDF, HTML) is not machine-readable for direct analysis.

Provenance

Source

Australian Ocean Data Network

Collection Method

Frequency analysis of seismic-record sections.

Time Range

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Freshness

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Geography

Lennard Shelf, Canning Basin, Western Australia