Sydney Harbour Sediment Samples for Benthic Habitat Mapping, 2003

Sediment samples were collected from Sydney Harbour in August 2003 by Geoscience Australia and the Defence Science and Technology Organisation. The analysis aims to groundtruth multibeam sonar surveys and assess how sediment properties influence acoustic backscatter for benthic habitat classification. This work is part of the Coastal CRC's Coastal Water Habitat Mapping Project.

Use Cases

• Groundtruthing multibeam sonar survey data based on physical sediment character analysis mentioned in the description
• Mapping the spatial distribution of sediment types for comparison with seabed geomorphology
• Modeling the relationship between sediment physical properties and acoustic backscatter waveforms

Strengths

• Samples collected by authoritative national agencies Geoscience Australia and DSTO
• Data intended for direct comparison with high-resolution swath bathymetry data
• Project context is clearly documented within a specific milestone report (CG1-03)

Limitations

• Column-level documentation is absent; field semantics must be inferred after download
• Row count is unknown, which may limit suitability assessment
• Data freshness should be verified as the underlying survey was in 2003-2004

Provenance

Source

Geoscience Australia Data

Collection Method

Sediment samples collected during a survey, with analysis documented in a milestone report.

Time Range

2003-08 (primary sample collection)

Freshness

Last updated 2026-04-20 02:36:46.078474; freshness should be verified

Geography

Sydney Harbour, Australia