Seabed Topographic Relief Data from the Van Diemen Rise, Timor Sea

Geoscience Australia and the Australian Institute of Marine Science conducted seabed mapping surveys in 2009 and 2010. The dataset provides topographic relief data from the Van Diemen Rise in the eastern Joseph Bonaparte Gulf, covering four study areas across the shelf. It was collected to investigate relationships between the physical seabed environment and associated biological communities.

Use Cases

• Modeling seabed hardness and substrate characterisation based on multibeam survey data mentioned in the description.
• Analyzing relationships between seabed topography and benthic community structure referenced in the survey objectives.
• Providing regional context for biodiversity prediction in the Arafura-Timor Sea as stated in the description.

Strengths

• Data originates from a collaborative survey between two authoritative institutions, Geoscience Australia and the Australian Institute of Marine Science.
• Surveys were conducted in two consecutive years, 2009 and 2010, providing temporal depth.
• The dataset integrates detailed geological and biological data from four distinct study areas across the shelf.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Row count is unknown, which may limit suitability assessment.
• Last updated 2026-06-27 18:01:38.989551; freshness should be verified.

Provenance

Source

Australian Ocean Data Network via data_gov_au

Collection Method

Multibeam seabed mapping surveys conducted under a Memorandum of Understanding.

Time Range

2009-2010

Freshness

Last updated 2026-06-27 18:01:38.989551

Geography

Van Diemen Rise, eastern Joseph Bonaparte Gulf, Timor Sea, Northern Australia