Geochemical Analysis of Waxy Bitumen Strandings on Southern Australian Beaches

Southern Australian beaches have recorded bitumen strandings since European settlement. This dataset likely contains geochemical analysis results for 96 individual waxy bitumen specimens collected from South Australia and western Victoria between 1991 and 1992, identifying at least five distinct oil families. The data was published by the Australian Ocean Data Network and last updated in April 2026.

Use Cases

• Classifying petroleum source facies based on elemental, isotopic, and biomarker differences described in the study.
• Modeling the oceanic transport pathways of non-indigenous crude oils into Australian waters using the geochemical family assignments.
• Investigating the correlation between specific biomarker assemblages (e.g., from Botryococcus sp.) and potential Southeast Asian origins.
• Assessing the contribution of natural seepage versus anthropogenic sources (e.g., tanker cleaning) to coastal pollution based on oil family distributions.

Strengths

• Analysis is based on 96 individual specimens, providing a substantive sample size.
• Specimens were collected from repeated surveys on six South Australian beaches during 1991-1992, offering temporal and spatial consistency.
• The study distinguishes at least five geochemically distinct oil families with inferred source facies, indicating detailed characterization.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Row count is unknown, which may limit suitability assessment for specific analytical tasks.
• The primary data format is HTML, which may require extraction and structuring for analysis.

Provenance

Source

Australian Ocean Data Network

Collection Method

Geochemical analysis (elemental, isotopic, biomarker) of physically collected specimens.

Time Range

Specimens collected during 1991-1992 surveys.

Freshness

Last updated 2026-04-10 21:23:42.791805; freshness should be verified.

Geography

Beaches in South Australia and western Victoria, southern Australia.