Spectral Library for Southwestern Australian Marine Substrates

Spectral signatures for previously unmapped marine habitats on the south coast of Western Australia were collected in 2008. This aquatic substrate library is part of the Australian National Spectral Database, contributed by researchers from the Commonwealth Scientific and Industrial Research Organisation. The data supports remote sensing analysis for coastal environmental mapping.

Use Cases

• Classify substrate types like sand, seagrass, or algae using spectral reflectance curves from the library.
• Train supervised classification algorithms for satellite imagery by matching pixel spectra to known aquatic end-members.
• Validate remote sensing products for coastal water quality by comparing with in-situ spectral measurements.
• Analyze spectral variability within a habitat class to improve discrimination accuracy for benthic mapping.

Strengths

• Data is part of the national-scale Australian National Spectral Database, ensuring a standardized collection framework.
• Focus on previously unmapped habitats provides unique reference spectra for remote sensing applications.

Limitations

• Specific sample count, geographic coordinates, and spectral resolution for individual records are not provided in the metadata.
• Data collection occurred in a single year (2008), limiting analysis of temporal change.

Provenance

Source

Australian Ocean Data Network, sourced from the National Spectral Database.

Collection Method

Field spectroscopy for in-situ spectral measurement of aquatic substrates.

Time Range

2008

Freshness

Metadata was last updated in April 2026, but the underlying data collection was in 2008.

Geography

South coast of Western Australia.