Marine Geophysical Survey Notes for Gippsland Basin and NSW Margin

BMR Marine Survey 68 collected non-seismic geophysical data in the northeast Gippsland Basin and southern New South Wales margin. The survey cruise was conducted between 21 March and 15 April 1987. The Australian Ocean Data Network provides explanatory notes summarizing the processing techniques applied to this data.

Use Cases

• Analyze magnetic anomaly data to map subsurface geological structures in the survey area.
• Use bathymetric data to study seafloor topography and sediment distribution patterns.
• Review gravity data to infer crustal thickness and density variations along the margin.
• Compare processed geophysical data with seismic interpretations for integrated basin analysis.

Strengths

• Provides documented processing techniques for a specific marine survey.
• Focuses on a defined geographic area: northeast Gippsland Basin and southern NSW margin.
• Survey conducted over a precise 25-day period in 1987.

Limitations

• Data is from a single survey in 1987, making it temporally stale for current dynamic studies.
• The dataset consists of explanatory notes, not the raw or processed numerical geophysical data.
• Sample size and specific data volume (rows, columns) are unknown.

Provenance

Source

Australian Ocean Data Network

Collection Method

Non-seismic geophysical data collected during a marine survey cruise.

Time Range

Survey conducted 21 March to 15 April 1987.

Freshness

null

Geography

Northeast Gippsland Basin and southern New South Wales margin, Australia.