Mertz Drift Sediment Data from George Vth Basin, East Antarctica

Geoscience Australia Data provides sub-bottom profiling and sediment core data related to the Mertz Drift formation on the George Vth continental shelf. The dataset likely contains information on Holocene bottom current activity relevant to Antarctic Bottom Water formation. The record was last updated on 2026-04-20.

Use Cases

• Reconstruct Holocene bottom current regimes based on sediment drift deposits.
• Analyze the link between shelf basin processes and Antarctic Bottom Water export based on the described geological evidence.
• Model sediment deposition patterns in the George Vth Basin using sub-bottom profiling data.

Strengths

• Data originates from Geoscience Australia Data, a national geological survey.
• Focuses on a recently discovered and previously inaccessible Antarctic shelf feature.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Row count is unknown, which may limit suitability assessment.

Provenance

Source

Geoscience Australia Data

Collection Method

Evidence from 35 kHz sub-bottom profiling and sediment cores.

Time Range

Holocene

Freshness

Last updated 2026-04-20 00:58:37.799246; freshness should be verified.

Geography

Mertz Drift, George Vth continental shelf, East Antarctica