Benthic Habitat Map of the George V Shelf, East Antarctica

A hierarchical benthic habitat map for the George V Shelf, an area with few prior studies of macrobenthos. The dataset results from a multi-disciplinary analysis integrating seismic profiles, multibeam sonar, oceanographic data, and sediment sampling. It was published by the Australian Ocean Data Network and last updated in April 2026.

Use Cases

• Modeling benthic community structure based on integrated geophysical and oceanographic data.
• Mapping geomorphic units and biotopes at a local scale (10s of kilometers).
• Relating biological communities to abiotic environmental boundaries like surficial sediment and water masses.

Strengths

• Integrates multiple data sources: seismic profiles, multibeam sonar, oceanographic data, and sediment sampling.
• Focuses on the understudied George V Shelf region of East Antarctica.
• Applies a hierarchical mapping method to define both Geomorphic Unit and Biotope levels.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Row count and dataset size are unknown, which may limit suitability assessment.
• Data may reflect geographic bias inherent to the specific study area.

Provenance

Source

Australian Ocean Data Network

Collection Method

Multi-disciplinary analysis of field data including seismic profiles, multibeam sonar, oceanographic measurements, and sediment samples.

Freshness

Last updated 2026-04-16 08:30:36.733103; freshness should be verified.

Geography

George V Shelf, East Antarctica, between longitudes 142°E and 146°E.