A geomorphological study of the continental slope seaward of the Totten Glacier and Sabrina Coast, East Antarctica, between 112°E and 122°E. The dataset, published in Marine Geology in 2020, describes a suite of submarine canyons and ridges formed by sediment accretion and mass movement. It distinguishes two areas with distinct features: eastern canyons with concave thalwegs linked to climate cycles, and a western canyon with a convex thalweg fed by mass movement.
Use Cases
- Modeling sediment transport pathways based on described canyon and ridge morphology.
- Reconstructing paleoclimate cycles based on erosion and deposition cycles in eastern canyons.
- Studying mixed contourite-turbidite systems as described for the Sabrina Coast slope.
- Identifying sampling locations for sedimentary records of Totten Glacier-ocean interaction as suggested by ridge formations.
Strengths
- Detailed geomorphological description distinguishing two areas with distinct features.
- Publication in a peer-reviewed journal (Marine Geology, 2020) provides academic credibility.
- Focus on a specific Antarctic region (112°E-122°E) seaward of the Totten Glacier.
Limitations
- Column-level documentation is absent; field semantics must be inferred after download.
- Row count is unknown, which may limit suitability assessment.
- Data may reflect geographic bias inherent to data_gov_au.
Provenance
- Source
- Australian Ocean Data Network (via data_gov_au).
- Collection Method
- Likely derived from marine geophysical surveys and sedimentological analysis.
- Freshness
- Last updated 2026-06-16 18:10:53.626385; freshness should be verified.
- Geography
- Continental slope and rise seaward of the Totten Glacier and Sabrina Coast, East Antarctica (112°E-122°E).