The first detailed bathymetry compilation for the Cape Darnley region in East Antarctica integrates single beam and multibeam data from decades of marine voyages. This dataset improves previous regional representations and visualizes shelf and slope morphology in unprecedented detail. The compilation was presented at the 2023 POLAR 2018 A SCAR & IASC Conference and is hosted by the Australian Ocean Data Network.
Use Cases
- Modeling Antarctic Bottom Water transport pathways based on detailed bathymetry.
- Analyzing past glacial dynamics based on geomorphic interpretation of seafloor data.
- Studying marine habitats and ecosystems on the continental shelf based on detailed shelf morphology.
- Investigating the Cretaceous breakup of Gondwana based on basin structures revealed by the compilation.
Strengths
- Integrates bathymetry data from multiple marine science voyages over several decades.
- Improves previous regional bathymetric representations and enables unprecedented detail.
- Compiles data from multiple institutes, suggesting a broad source base.
Limitations
- Column-level documentation is absent; field semantics must be inferred after download.
- Row count is unknown, which may limit suitability assessment.
- Data were of varying quality, as noted in the description.
Provenance
- Source
- Australian Ocean Data Network
- Collection Method
- Compilation of single beam and multibeam bathymetry datasets from multiple marine science voyages.
- Geography
- Cape Darnley region, East Antarctica