Timor Sea Seabed Topographic Relief from Multibeam Surveys, 2009-2010

Topographic relief data from seabed mapping surveys on the Van Diemen Rise in the eastern Joseph Bonaparte Gulf of the Timor Sea. The survey was conducted by Geoscience Australia and the Australian Institute of Marine Science in 2009 and 2010 across four study areas from the outer to inner shelf. It was collected to investigate relationships between the physical environment and associated biota for biodiversity prediction.

Use Cases

• Modeling relationships between seabed topography and benthic community structure based on the described survey goals.
• Providing regional context for biodiversity studies in the Arafura-Timor Sea based on the dataset's stated purpose.
• Analyzing seabed substrate characteristics using the referenced multibeam bathymetry and backscatter processing techniques.

Strengths

• Data collected by two authoritative institutions, Geoscience Australia and the Australian Institute of Marine Science, under a formal Memorandum of Understanding.
• Surveys were conducted in two consecutive years, 2009 and 2010, providing temporal context.
• Covers four distinct study areas across the outer to inner shelf, offering spatial variety.

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/temporal bias inherent to the specific survey locations and years.

Provenance

Source

Geoscience Australia Data

Collection Method

Multibeam seabed mapping surveys conducted from vessels.

Time Range

2009-2010

Freshness

Last updated 2026-04-30 15:14:29.242964; freshness should be verified.

Geography

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