Sydney Harbour Sediment Samples for Benthic Habitat Mapping, 2003

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

Use Cases

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

Strengths

• Samples collected by authoritative organizations Geoscience Australia and DSTO
• Data is explicitly linked to a specific survey in Sydney Harbour in August 2003
• Designed for direct comparison with concurrent swath bathymetry data

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 a single 2003 survey

Provenance

Source

Australian Ocean Data Network

Collection Method

Sediment samples collected during a survey, analyzed for physical character.

Time Range

2003

Freshness

Last updated 2026-04-10 19:42:31.430556; freshness should be verified

Geography

Sydney Harbour, Australia