Central Great Barrier Reef Structure and Stratigraphy from Seismic Profiling

Seismic reflection profiling reveals the Cainozoic evolution of the central Great Barrier Reef, dominated by terrigenous sedimentation controlled by sea level. The reef facies, only 150-250 m thick, grew on siliciclastic sediments during short high sea-level periods and were eroded subaerially during longer low stands. This dataset, provided by the Australian Ocean Data Network, interprets the province's geological history from shallow to deep seismic data.

Use Cases

• Modeling sedimentary basin evolution based on described depositional episodes from the Late Cretaceous to Pleistocene.
• Analyzing the relationship between sea-level change and reef growth/erosion cycles described in the data.
• Studying shelf-edge barrier reef systems and their control on slope sedimentation patterns mentioned in the description.
• Investigating the composition of reef foundations based on the finding that reefs grew on siliciclastic sediments, not antecedent carbonate platforms.

Strengths

• Analysis is based on shallow, intermediate, and deep focus seismic reflection profiling, providing multi-scale subsurface data.
• Description details a specific, complex geological history spanning from the Late Cretaceous to the Pleistocene.
• Identifies key geological features such as the Queensland Trough rift basin and a shelf-edge barrier reef system.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Row count is unknown, which may limit suitability assessment.
• The primary data formats are PDF and HTML, which may require extraction for computational analysis.

Provenance

Source

Australian Ocean Data Network

Collection Method

Deduced from shallow, intermediate, and deep focus seismic reflection profiling.

Time Range

Late Cretaceous to Pleistocene (Cainozoic era)

Freshness

Last updated 2026-06-04 06:17:36.650234; freshness should be verified.

Geography

Central Great Barrier Reef Province