Models of seabed sediment mobilisation examine the intermediate disturbance hypothesis for Australia's continental shelf. The study focuses on physical disturbance by waves and currents, deriving maps predicting the spatial distribution of an ecological disturbance index. This analysis, conducted by the Australian Ocean Data Network, is reportedly the first such attempt for any continental shelf.
Use Cases
- Modeling biodiversity surrogates based on seabed disturbance regimes.
- Analyzing the frequency and magnitude of high-energy, patch-clearing events exceeding a Shields parameter of 0.25.
- Mapping ecological disturbance index (ED) across different substrate types (gravel, sand, mud).
- Comparing disturbance regimes across wave-dominated, tide-dominated, and tropical cyclone-dominated shelf areas.
Strengths
- Focuses on a specific physical disturbance process (waves and currents) for modeling.
- Derives maps predicting a dimensionless ecological disturbance index (ED).
- Reportedly the first such analysis attempted for any continental shelf.
Limitations
- Description metadata is limited; actual data quality requires manual inspection after download.
- Column-level documentation is absent; field semantics must be inferred after download.
- Row count is unknown, which may limit suitability assessment.
Provenance
- Source
- Australian Ocean Data Network
- Collection Method
- Models of seabed sediment mobilisation.
- Freshness
- Last updated 2026-04-16 15:46:12.229632; freshness should be verified.
- Geography
- Australia's continental shelf.