The northern Lord Howe Rise and Gifford Guyot off eastern Australia provide geochemical data for deep-sea floor sediments at depths of 1300 to 2423 meters. Sediment characteristics analyzed include mineralogy, organic carbon and nitrogen concentrations and isotopic compositions, and major and trace elements. The dataset was published by the Australian Ocean Data Network and last updated on 2026-04-16.
Use Cases
- Modeling deep-sea habitats based on sediment geochemical parameters.
- Analyzing organic matter reactivity based on chlorin indices.
- Studying bioavailability of bioactive trace elements from acid-extractable element concentrations.
- Correlating biodiversity with sediment mineralogy and carbon content.
Strengths
- Provides specific depth range (1300-2423 m) and location (Lord Howe Rise, Gifford Guyot).
- Includes concrete geochemical measurements like organic carbon content (0.26±0.1%) and chlorin indices (0.62-0.97).
Limitations
- 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
- Freshness
- Last updated 2026-04-16 13:51:05.288571; freshness should be verified.
- Geography
- Lord Howe Rise and Gifford Guyot off eastern Australia.