Australian Coastal Environments Classified by Wave, Tide, and River Power

721 Australian clastic coastal depositional environments form the basis for a statistical assessment linking geomorphology to numerical wave, tide, and river power values. This analysis, conducted by the Australian Ocean Data Network, represents a first-of-its-kind systematic numerical study for any global region. The dataset classifies environments into categories like wave-dominated deltas and tidal flats using remotely sensed imagery.

Use Cases

• Predict geomorphic_classification (e.g., wave-dominated delta) from numerical wave_power, tide_power, and river_power values using statistical models.
• Analyze correlations between the three power metrics to understand dominant hydrodynamic controls for different coastal environment types.
• Validate or improve coastal classification schemas by comparing the independently derived geomorphic labels with the calculated power ratios.
• Map the spatial distribution of classified environments (e.g., strand plains, lagoons) across the Australian coastline using associated geospatial data.

Strengths

• Database contains 721 distinct coastal environments, providing a substantial sample for analysis.
• Geomorphic classification was established independently from remotely sensed imagery, reducing potential circular reasoning.
• Represents the first known systematic numerical analysis of coastal environments using this methodology for any global region.

Limitations

• Specific sample size (rows) and feature count (columns) for the underlying numerical data are unknown.
• Geographic scope is limited to Australian coastlines, which may limit generalizability to other regions with different geologic and oceanographic settings.
• Temporal coverage and the date of the source imagery/measurements are not specified, which could affect relevance to current conditions.

Provenance

Source

Australian Ocean Data Network

Collection Method

Statistical assessment using a database of environments; geomorphic classification established from remotely sensed imagery.

Freshness

Metadata was last updated on 2026-04-04, but the actual data collection period is unknown.

Geography

Australian coastline