140 sediment samples from the Hawkesbury River system were analyzed for texture, heavy metals, organochlorine pesticides, and nutrients. The data likely provides a long-term integrated assessment of environmental impact in a large dynamic ecosystem. The dataset is hosted by the Australian Ocean Data Network.
Use Cases
- Assessing environmental impact based on sediment contaminant concentrations
- Identifying contaminant sources related to urbanization and industrial activity based on heavy metal and pesticide levels
- Studying nutrient enrichment and its link to sewage loads and algal blooms based on organic and inorganic phosphorus data
Strengths
- Analysis includes 140 sediment samples from a defined geographic range
- Data covers multiple contaminant types: heavy metals, organochlorine pesticides, and nutrients
- Description provides specific examples of impacted areas and contaminant sources
Limitations
- Column-level documentation is absent; field semantics must be inferred after download
- Row count is unknown, which may limit suitability assessment
- Data is provided in PDF and HTML formats, which may require extraction for analysis
Provenance
- Source
- Australian Ocean Data Network
- Collection Method
- Sediment samples acquired from estuarine and fluvial sections of the Hawkesbury River and analyzed.
- Freshness
- Last updated 2026-05-05 01:00:45.711372; freshness should be verified
- Geography
- Hawkesbury River catchment, between Windsor and Broken Bay, Australia