Lord Howe Island Shelf Bathymetry and Habitats Flythrough Video

A flythrough movie shows the bathymetry of the shelf surrounding Lord Howe Island, New South Wales, with examples of seabed habitats and biota. The bathymetric image is derived from merged grids (8 m and 40 m resolution) incorporating multibeam sonar data collected in 2008, legacy sonar data, and satellite-derived bathymetry. The dataset is associated with the Marine Biodiversity Research Hub, funded through the Commonwealth Environment Research Facilities programme.

Use Cases

• Visualizing seabed topography and key features like drowned reefs based on the described bathymetric image.
• Studying the relationship between geomorphology and marine habitats based on the integrated seabed imagery.
• Demonstrating the application of merged multibeam and satellite-derived bathymetry for marine mapping.

Strengths

• Bathymetric data incorporates multiple sources including 2008 multibeam sonar, legacy data, and satellite-derived bathymetry.
• Grid resolutions of 8 m and 40 m are specified, suggesting detailed and broader-scale data layers.
• Dataset is a study site for a funded Marine Biodiversity Research Hub, indicating research relevance.

Limitations

• The primary data format is a video, which may limit quantitative analysis without access to the underlying source grids.
• Description metadata is limited; actual data quality requires manual inspection after download.
• Row count is unknown, which may limit suitability assessment.

Provenance

Source

Australian Ocean Data Network

Collection Method

Bathymetric image derived from merged grids incorporating multibeam sonar (2008), legacy sonar, and satellite-derived bathymetry.

Time Range

Primary sonar data collected in 2008.

Freshness

Last updated 2026-04-10 21:30:48.851168; freshness should be verified.

Geography

Shelf surrounding Lord Howe Island, New South Wales, Australia.