Australian Seabed Bathymetry Gridded at 50m Resolution, 2018

Geoscience Australia's 2018 compilation of all multibeam bathymetry data within the offshore area of Australia, including international waters. The data is gridded at a 50-meter resolution and is accessible via a web mapping service on the Marine data portal. This dataset is not intended for navigational purposes.

Use Cases

• Modeling seabed topography and slope based on 50-meter gridded bathymetry data.
• Analyzing underwater geological features based on compiled multibeam holdings.
• Integrating bathymetric data for marine spatial planning based on the defined offshore area coverage.
• Creating visualizations of the seafloor for research or educational purposes based on the gridded data product.

Strengths

• Data is gridded at a consistent 50-meter resolution.
• Compilation includes all multibeam bathymetry data held by Geoscience Australia as of June 2018.
• Coverage includes the offshore area of Australia and international waters.

Limitations

• Row count and dataset size are unknown, which may limit suitability assessment.
• Column-level documentation is absent; field semantics must be inferred after download.
• The description explicitly states the dataset is not to be used for navigational purposes.

Provenance

Source

Geoscience Australia, via the Australian Ocean Data Network.

Collection Method

Compiled and gridded from existing multibeam bathymetry data holdings.

Time Range

Data holdings as of June 2018.

Freshness

Last updated 2026-04-10 17:55:17.617921; freshness should be verified.

Geography

Offshore area of Australia, including international waters.