Geophysical Data from Australia's Capel and Faust Basins, 800 km East of Brisbane

A variety of geophysical data from the remote Capel and Faust Basins, located 800 km east of Brisbane in 1000-3000 m of water. The dataset includes integrated 2D seismic reflection, sonobuoy refraction, and marine potential-field data, with interpretation suggesting four main syn-rift megasequence packages. It is provided by the Australian Ocean Data Network as part of the Australian Government's Energy Security Initiative.

Use Cases

• Modeling crustal extension and basin formation based on negative residual gravity anomalies and seismic data.
• 3D mapping of faults and horizons using potential-field data to link structures between widely spaced 2D seismic lines.
• Characterizing basement terranes and sequence boundaries through forward and inverse 3D modeling of gravity and magnetic data.
• Analyzing the distribution of volcanics and intrusives based on reduced-to-pole positive magnetic anomalies.

Strengths

• Data covers a specific offshore frontier region 800 km east of Brisbane.
• Includes multiple integrated geophysical data types: 2D seismic reflection, sonobuoy refraction, and marine potential-field data.
• Interpretation identifies specific geological features, such as four main syn-rift megasequence packages and a maximum depocentre thickness of ~4s TWT.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Row count is unknown, which may limit suitability assessment.
• The 20-50 km separation between 2D seismic lines complicates linking structures.

Provenance

Source

Australian Ocean Data Network

Collection Method

Marine geophysical surveys including seismic reflection, sonobuoy refraction, and potential-field measurements.

Time Range

?Early Cretaceous-Recent (interpreted geological age of sequences)

Freshness

Last updated 2026-06-27 20:29:49.621717; freshness should be verified.

Geography

Capel and Faust Basins, Australia's remote eastern offshore frontier, 800 km east of Brisbane.