Lord Howe Rise Seismic Reflection Data from 2016 Marine Survey

The Lord Howe Rise offshore eastern Australia formed during Late Cretaceous rifting. This dataset includes processed pre-stack depth-migrated seismic reflection images and interpretations from a 2016 marine geophysical survey, covering a regional ~900 km east-west profile. Results help constrain the dynamic processes of continental ribbon formation.

Use Cases

• Modeling rift basin evolution based on described syn-rift and post-rift sedimentary sequences.
• Analyzing tectonic faulting patterns based on seismic images of buried basins and normal faults.
• Studying sedimentary basin stratigraphy based on described unconformities and basin thicknesses up to ~3.5 km.

Strengths

• Includes processed pre-stack depth-migrated seismic reflection images covering a ~900 km long regional profile.
• Data originates from a dedicated multi-leg marine geophysical survey conducted in 2016.
• Interpretations detail specific geological features like the Middleton Basin with up to ~3.5 km of sediment.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Row count is unknown, which may limit suitability assessment.
• Freshness should be verified; last metadata update was 2026-06-23.

Provenance

Source

Australian Ocean Data Network

Collection Method

Multi-channel seismic reflection and bathymetry data collected on a multi-leg marine geophysical survey.

Time Range

Survey conducted in 2016; geological focus is Late Cretaceous rifting.

Freshness

Data collected in 2016; metadata last updated 2026-06-23.

Geography

Lord Howe Rise continental ribbon offshore eastern Australia, specifically a profile at 27.2°S from the Tasman Basin to the Lord Howe Rise.