Darwin Harbour seabed mapping and habitat classification surveys completed in 2011 and 2013. The dataset includes high-resolution multibeam sonar bathymetry, acoustic backscatter, video observations, and physical sediment samples. It was produced by Geoscience Australia, the Australian Institute of Marine Science, the Department of Land Resource Management, and the Darwin Port Corporation.
Use Cases
- Predictive modeling of marine biodiversity based on continuous physical variables like slope and rugosity.
- Mapping hard and soft seabed substrates for habitat conservation planning.
- Characterizing seascapes using unsupervised classification of substrate, relief, and bedform.
- Analyzing spatial distribution of benthic habitats like rocky reefs and sponge gardens.
Strengths
- Data collection involved continuous high-resolution multibeam sonar bathymetry and acoustic backscatter.
- Surveys were conducted in two dedicated stages in 2011 and 2013 using research vessels.
- Results include a seascape map with six statistically derived habitat classes.
Limitations
- Column-level documentation is absent; field semantics must be inferred after download.
- Row count is unknown, which may limit suitability assessment.
Provenance
- Source
- Geoscience Australia, Australian Institute of Marine Science, Department of Land Resource Management, Darwin Port Corporation
- Collection Method
- Multibeam survey and seabed sampling survey using research vessels MV Matthew Flinders and MV John Hickman.
- Time Range
- 2011, 2013
- Freshness
- Last updated 2026-06-23 00:04:45.876728; freshness should be verified.
- Geography
- Darwin Harbour, Northern Territory, Australia