Geoscience Australia applied a new genetic classification system to the Perth submarine canyon, covering an area greater than 1500 km². The work used 20 m resolution bathymetry and acoustic backscatter data acquired in 2015, plus sub-bottom datasets and sediment samples from 2005. Results were presented at the 2017 American Geophysical Union Fall Meeting.
Use Cases
- Classifying submarine canyon features based on topographic metrics and shelf-incising status.
- Mapping benthic habitats based on spatial patterns of seabed geomorphology.
- Applying a semi-automated mapping approach to high-resolution marine geophysical data.
Strengths
- Covers a large area (>1500 km²) from 170 m to 4700 m water depth.
- Integrates multiple data sources including 2015 bathymetry and 2005 sediment samples.
- Applies a structured classification framework nested within a global seafloor mapping standard.
Limitations
- Column-level documentation is absent; field semantics must be inferred after download.
- Row count is unknown, which may limit suitability assessment.
- Last updated 2026-05-05 02:00:52.071095; freshness should be verified.
Provenance
- Source
- Geoscience Australia, Schmidt Ocean Institute
- Collection Method
- Genetic classification and semi-automated geomorphic mapping applied to multibeam echo-sounding, sub-bottom profiling, and sediment sample data.
- Time Range
- Data acquisition from 2005 and 2015.
- Geography
- Perth submarine canyon, southwest Australia.