Geoscience Australia's data product maps seabed features in the Beagle Marine Park using a two-step classification system. The mapping applied semi-automated GIS tools to bathymetry digital elevation models at 30 m and 1 m horizontal resolutions. This dataset is intended for marine park managers and stakeholders, with interpretations informed by backscatter, imagery, and sediment samples.
Use Cases
- Classifying seabed morphology features based on polygon extents and geometric attributes.
- Interpreting seabed geomorphology by integrating bathymetry DEMs with backscatter and seabed imagery.
- Managing marine protected areas based on multi-resolution spatial layers of seabed units.
- Applying a nationally consistent geomorphology classification system for comparative seabed mapping.
Strengths
- Uses a nationally consistent two-part seabed geomorphology classification system.
- Features multi-resolution data layers derived from 30 m and 1 m horizontal resolution DEMs.
- Interpretations are supplemented by backscatter intensity, seabed imagery, and sediment samples.
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 Data
- Collection Method
- Semi-automated GIS mapping tools applied to bathymetry DEMs, with interpretations informed by additional datasets and domain knowledge.
- Time Range
- null
- Freshness
- Last updated 2026-04-20 00:53:27.715724; freshness should be verified.
- Geography
- Beagle Marine Park, south-eastern Australia