Jervis Bay Soft-Sediment Habitat Mapping and Biodiversity Surrogates Study

Jervis Bay, New South Wales, was surveyed by Geoscience Australia to collect co-located physical and biological data for research on biodiversity surrogates in shallow soft-sediment habitats. The survey produced high-resolution multibeam acoustic datasets, underwater video footage for habitat characterisation, and co-located sediment and biotic seabed samples. Outputs include three ArcGIS map layers derived from video transects and a progress report from October 2008.

Use Cases

• Analyze high-resolution multibeam acoustic datasets to map seabed morphology and correlate with benthic habitat types.
• Use underwater video footage characterisations of benthic habitat types and biota occurrence to train habitat classification models.
• Investigate covariance between physical parameters from sediment samples and biological data from co-located infauna samples to identify biodiversity surrogates.
• Map relief and bedform types from processed video transect data within the ArcGIS layers for coastal geomorphology studies.

Strengths

• Includes high-resolution multibeam acoustic datasets for priority coastal areas within Jervis Bay National Park.
• Provides three distinct ArcGIS map layers derived from real-time characterisations along ten bi-directional video transects.
• Contains co-located sediment and biotic seabed samples from multiple soft-sediment habitat types including polychaete mounds and sand flats.

Limitations

• Data scope is limited to specific study areas within Jervis Bay, not a bay-wide comprehensive survey.
• Primary outputs are reports (HTML, PDF) and map layers, limiting direct analysis of raw tabular or sample data.
• Temporal coverage is focused on a short survey period, with the latest referenced progress report from 2008.

Provenance

Source

Geoscience Australia Data

Collection Method

Short field surveys including multibeam acoustic mapping, towed-video system transects, and seabed sampling.

Time Range

Survey work reported in October 2008.

Freshness

null

Geography

Jervis Bay, New South Wales, Australia, including open coast areas, Jervis Bay National Park, and the Darling Road study area.