Fitzroy River Palaeochannel Bathymetry on the Southern Great Barrier Reef

A bathymetric expression of the Fitzroy River palaeochannel on the continental shelf of the southern Great Barrier Reef, Australia. The dataset, provided by Geoscience Australia Data, reports a prominent, unburied feature that differs from the previously discovered Burdekin palaeochannel. This discovery provides new data for characterizing major river responses to sea-level change in a mixed siliciclastic-carbonate sedimentary province.

Use Cases

• Modeling sediment transport pathways to the continental slope based on the described palaeochannel structure.
• Comparing geomorphological responses of different river systems based on the contrast between the Fitzroy and Burdekin palaeochannels.
• Characterizing the impact of platform reef geomorphology and macrotidal conditions on sediment aggradation as described in the study.

Strengths

• Focuses on a specific, newly reported geological feature (the Fitzroy River palaeochannel) in a globally significant region (the Great Barrier Reef).
• Provides data contrasting two major sediment point sources (Fitzroy and Burdekin Rivers) as mentioned in the description.
• Contributes to understanding sedimentation during both lowstand and highstand sea-level periods as discussed.

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 data_gov_au, focusing solely on the southern Great Barrier Reef.

Provenance

Source

Geoscience Australia Data

Collection Method

Likely contains bathymetric survey data, as inferred from the description of a 'bathymetric expression'.

Freshness

Last updated 2026-04-20 03:42:10.759883; freshness should be verified.

Geography

Continental shelf of the southern Great Barrier Reef, Australia, specifically the Fitzroy River palaeochannel.