Seabed Gravel, Mud, and Sand Content in the Australian Browse Region, 2014

2014 spatially continuous data of seabed gravel, mud, and sand content expressed as a weight percentage from 0 to 100%. The dataset covers the Browse region in the Australian continental EEZ, presented in 0.0025 decimal degree resolution raster grids and ASCII text file format. It was published by the Australian Ocean Data Network and supersedes previous predictions with demonstrated improvements in accuracy.

Use Cases

• Modeling seabed habitat suitability based on sediment composition fractions.
• Planning offshore construction projects based on seabed substrate properties.
• Conducting basin-scale geological analysis based on continuous sediment predictions.
• Validating and updating regional sediment distribution maps based on the provided raster grids.

Strengths

• Spatially continuous predictions at a 0.0025 decimal degree resolution.
• Supersedes previous predictions with demonstrated improvements in accuracy.
• Provides three sediment fractions (gravel, mud, sand) as weight percentages.

Limitations

• Accuracy varies based on underlying data density and seabed complexity; artefacts occur in regions with insufficient samples.
• Intended for basin-scale use and may not be appropriate for smaller-scale analysis in sparsely sampled areas.
• Column-level documentation is absent; field semantics must be inferred after download.

Provenance

Source

Australian Ocean Data Network

Collection Method

Predicted sediment fractions presented as raster grids and ASCII text files.

Time Range

2014

Freshness

Last updated 2026-04-16 09:59:41.787337; freshness should be verified.

Geography

Browse region in the Australian continental Exclusive Economic Zone (EEZ).