February-March 2000 data from a joint Italian/Australian marine geoscience expedition to the George Vth Land region of East Antarctica. The Australian Ocean Data Network provides geophysical data including 1827 km of multi-channel seismic lines, 562 km of Chirper sonar data, and sediment cores from the voyage. The expedition discovered and mapped a shelf sediment drift deposit covering about 400 km² in the George Vth basin.
Use Cases
- Analyze sediment transport pathways based on the described contour-parallel depositional architecture of the drift deposit.
- Model glacial history based on the collection of 11 gravity cores, 28 piston cores, 18 surface grabs, and 11 short trigger cores.
- Study oceanographic conditions using water profile (CTD) measurements and water samples collected at nine stations.
- Map seafloor features using the 1827 km of multi-channel seismic and 562 km of Chirper sonar data.
Strengths
- Includes 1827 km of multi-channel seismic data and 562 km of Chirper sonar data, providing substantial geophysical coverage.
- Contains a diverse sediment sample collection: 11 gravity cores, 28 piston cores, 18 surface grabs, and 11 short trigger cores.
- Documents the discovery and mapping of a specific sediment drift deposit covering about 400 km².
Limitations
- Column-level documentation is absent; field semantics must be inferred after download.
- Row count is unknown, which may limit suitability assessment.
- Data files are in PDF and HTML formats, which may require extraction for quantitative analysis.
Provenance
- Source
- Australian Ocean Data Network
- Collection Method
- Collected during the Joint Italian/Australian Marine Geoscience Expedition aboard the R.V. Tangaroa (Australian National Antarctic Research Expeditions Project no. 1044).
- Time Range
- February-March 2000
- Freshness
- Last updated 2026-06-04 06:45:11.278686; freshness should be verified.
- Geography
- George Vth Land region of East Antarctica, specifically the George Vth basin west of the Mertz Glacier.