Cape Darnley Bathymetry Grid at 100-Meter Resolution

A 100-meter resolution bathymetric grid of the Cape Darnley region in East Antarctica, compiled by researchers including Smith J. and Nogi Y. The dataset integrates single-beam, multibeam swath bathymetry, and digitized chart depths from numerous institutions over the last three decades. It provides a detailed view of the Mac.Robertson Land shelf, slope, and adjacent deep sea morphology.

Use Cases

• Numerical modelling of ocean circulation based on detailed seafloor topography.
• Reconstruction of palaeo-ice streams using high-resolution bathymetric data.
• Refinement of ice-sheet models with improved regional bathymetry.
• Visualization of seafloor morphology for geological and biological habitat studies.

Strengths

• 100-meter grid resolution enables visualization of seafloor morphology in unprecedented detail.
• Constructed using a layered hierarchy approach based on the source of each dataset.
• Integrates multiple high-resolution data types from numerous institutions.

Limitations

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

Provenance

Source

Australian Ocean Data Network

Collection Method

Compilation of single-beam, multibeam swath bathymetry, and digitized depths from nautical charts sourced from numerous institutions.

Time Range

Data collected over the last three decades.

Freshness

Last updated 2026-04-16 08:27:24.043145; freshness should be verified.

Geography

Cape Darnley region, East Antarctica, including the Mac.Robertson Land shelf, slope, and adjacent deep sea.