A 2010 Macquarie University project simulated a marine oil spill in Antarctic sediments over five years. Gas chromatography-mass spectroscopy (GC-MS) data tracks the depletion of three dominant compound classes in Mobil lubricant oil, including branched alkanes and alkylnaphthalenes. The dataset includes retention time windows and peak area measurements from samples analyzed over 260 weeks.
Use Cases
- Modeling rates of natural attenuation for specific lubricant oil compounds based on the reported depletion over 260 weeks.
- Comparing the recalcitrance of branched alkanes versus alkanoate esters in cold marine environments as described in the study.
- Investigating contaminant migration through sediment profiles based on observed depletion at the surface and increase at depth.
- Benchmarking bioremediation strategies for Antarctic regions using the semi-quantitative GC-MS data from the simulated spill.
Strengths
- Data originates from a controlled, five-year simulated spill experiment conducted by the Australian Antarctic Division.
- Specific compound classes (e.g., C25-26 branched alkanes, C26H40 alkylnaphthalenes) and their depletion percentages (e.g., to less than 20% after 65 weeks) are identified.
- Temporal coverage is explicitly defined, with measurements taken over a period of 260 weeks.
Limitations
- Column-level documentation is absent; field semantics must be inferred after download.
- Row count is unknown, which may limit suitability assessment.
- Last updated 2010-03-31 23:59:59.999000; freshness should be verified.
Provenance
- Source
- Macquarie University, Australian Antarctic Division (AAD)
- Collection Method
- Gas chromatography-mass spectroscopy (GC-MS) analysis of sediment samples from a simulated marine spill.
- Time Range
- Experiment conducted over a five-year period, with data points up to 260 weeks.
- Freshness
- Last updated 2010-03-31 23:59:59.999000
- Geography
- Antarctic marine sediments (specific location not detailed).