Perth Canyon Marine Park Bathymetry Grid at 40-Meter Resolution

Geoscience Australia provides a 40-meter resolution bathymetry grid for the Perth Canyon Marine Park. The data release supports the management of Australia's network of 58 marine parks, covering 3.3 million square kilometers. The grid is derived from compiled sonar data and is used to create seafloor morphological surface classifications.

Use Cases

• Modeling seafloor geomorphology based on the described slope classification scheme (Plain, Slope, Escarpment)
• Creating derived hillshade visualizations for marine park management based on the panchromatic geotiff mentioned
• Supporting ecological interpretations and 'eco-narrative' documents for marine parks based on the bathymetric data
• Analyzing habitat distribution within the Perth Canyon Marine Park based on bathymetric depth and slope

Strengths

• Data is sourced from Geoscience Australia's authoritative bathymetry holdings
• Supports a national network of 58 marine parks covering 3.3 million square kilometers
• Grid resolution is optimized based on the vessel's sonar system

Limitations

• Column-level documentation is absent; field semantics must be inferred after download
• Row count and dataset size are unknown, which may limit suitability assessment

Provenance

Source

Geoscience Australia Data

Collection Method

Compiled and processed from Geoscience Australia's bathymetry data holdings, gridded from vessel sonar systems.

Time Range

null

Freshness

Last updated 2026-04-20 01:09:06.664317; freshness should be verified

Geography

Perth Canyon Marine Park, Australia