Bass Strait Benthic Fauna and Sediment Survey Data from 1979-1983

Museum Victoria conducted an extensive survey of benthic fauna in Bass Strait between 1979 and 1983. The dataset includes biological material from a range of taxonomic groups and sediment samples, supplemented by underwater video footage and swath mapping from later surveys. Analysis correlates faunal composition with physical variables like longitude and depth.

Use Cases

• Analyze correlations between faunal composition and physical variables like longitude and depth.
• Map sediment facies and compare them with historical data from the Otway margin and previous Bass Strait studies.
• Assess the impact of sampling technique on sediment fines retention and the role of bioerosion in carbonate mud production.
• Evaluate the consistency of biological assemblages against regional marine classifications like the Interim Marine and Coastal Regionalisation of Australia (IMCRA).
• Study the small-scale spatial variation in faunal diversity using biological community data and underwater video corroboration.

Strengths

• Survey data collected over a 4-year period from 1979 to 1983.
• Includes multiple data types: biological samples, sediment analysis, swath mapping, and underwater video footage.
• Analysis covers a range of taxonomic groups to identify biological communities.

Limitations

• Biological assemblages are noted as not consistent enough to be mapped for habitat classification.
• Overall correlation between faunal composition and measured physical factors is reported as poor.
• The study area scale and statistical methods are cited as potential limitations for finding relationships.

Provenance

Source

Museum Victoria, with additional data from Geoscience Australia and Australian Hydrographic Office surveys.

Collection Method

Field survey for biological and sediment sampling, supplemented by swath mapping and underwater video collection.

Time Range

Primary biological survey from 1979 to 1983.

Freshness

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Geography

Bass Strait, Australia.