A study by Stalvies et al. (2017) identifies three areas of natural hydrocarbon seepage on the southern flank of the Ashmore Platform, Australia. The integrated analysis combined remote sensing, geophysical, acoustic, photographic, and geochemical techniques. Geochemical data from samples confirms the presence of thermogenic liquid hydrocarbons sourced from the Lower Cretaceous Echuca Shoals Formation.
Use Cases
- Assess hydrocarbon migration pathways based on identified natural seep locations
- Reduce exploration charge risk based on evidence of lateral migration from the Caswell Sub-basin
- Correlate seep geochemistry with source rock formations based on isotopic composition data
Strengths
- Identifies three specific seepage areas, including one persistent and two episodic
- Integrates five distinct analytical techniques: remote sensing, geophysical, acoustic, photographic, and geochemical
- Provides geochemical evidence linking seeps to the Lower Cretaceous Echuca Shoals Formation
Limitations
- Column-level documentation is absent; field semantics must be inferred after download
- Row count is unknown, which may limit suitability assessment
- Freshness should be verified; last updated metadata is dated 2026-06-17
Provenance
- Source
- Australian Ocean Data Network via data_gov_au
- Collection Method
- Integrated study combining remote sensing, geophysical, acoustic, photographic, and geochemical techniques.
- Freshness
- Last updated 2026-06-17 00:14:47.799512
- Geography
- Ashmore Platform, Bonaparte Basin, Australia, and northern Browse Basin