Seabed Environments of the Eastern Joseph Bonaparte Gulf, Northern Australia

Geoscience Australia and the Australian Institute of Marine Sciences conducted a seabed mapping survey of the Van Diemen Rise. The survey collected 1,154 square kilometres of multibeam sonar data, 340 line-km of sub-bottom profiles, and geological and biological samples from 63 stations. It provides detailed geological, geochemical, and biological data to study the region's Quaternary evolution and biodiversity.

Use Cases

• Modeling seabed geomorphology based on 100% multibeam sonar coverage of four study areas.
• Analyzing relationships between physical environment and benthic communities based on biological station data.
• Investigating sediment transport and oceanographic processes based on data from four oceanographic stations.
• Conducting surrogacy research for biodiversity prediction using geochemical sediment and water quality data.

Strengths

• Provides 100% seabed coverage via multibeam sonar for four distinct study areas.
• Integrates multiple data types: 1,154 sq km of sonar data, 340 line-km of sub-bottom profiles, and samples from 63 stations.
• Includes a novel combination of geological, geochemical, geophysical, and biological data for surrogacy research.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Row count and dataset size are unknown, which may limit suitability assessment.

Provenance

Source

Geoscience Australia and the Australian Institute of Marine Sciences.

Collection Method

Marine survey using multibeam sonar, sub-bottom profiling, and station sampling.

Time Range

Survey timeframe is not specified in the description.

Freshness

Last updated 2026-03-25 18:19:51.005522; freshness should be verified.

Geography

Van Diemen Rise in the eastern Joseph Bonaparte Gulf, Northern Australia.