Keppel Bay and Casuarina Creek Dry-Season Water and Sediment Biogeochemistry

A report from the Australian Ocean Data Network, last updated in April 2026, presents results from two dry-season surveys in Keppel Bay and Casuarina Creek. It investigates biogeochemical properties of the water column and underlying sediments to understand nutrient and sediment pathways in a macrotidal estuary. The study aims to address ecological threats to the Great Barrier Reef from agricultural catchment activities.

Use Cases

• Modeling sediment and nutrient transport pathways based on water column and sediment observations.
• Assessing the impact of agricultural land use on estuarine biogeochemistry based on the described study area and methods.
• Identifying preliminary ecological zonation in a macrotidal bay based on links between primary production and sediment dynamics.
• Analyzing sediment accumulation and redirection roles in a coastal system based on the report's discussion sections.

Strengths

• Report structure is detailed, covering 17 sections from aims to conclusions.
• Focuses on a specific, ecologically critical region: the Fitzroy Estuary and Keppel Bay near the Great Barrier Reef.
• Investigates multiple components: water column, bottom sediments, and core incubations.

Limitations

• Data is presented in report format (PDF/HTML); raw tabular or time-series data is not directly accessible.
• Column-level documentation is absent; field semantics must be inferred after download.
• Row count is unknown, which may limit suitability assessment for quantitative modeling.

Provenance

Source

Australian Ocean Data Network

Collection Method

Field surveys involving water column and sediment sampling, and laboratory incubations.

Time Range

Surveys conducted during the dry season; specific years are not stated.

Freshness

Last updated 2026-04-10 20:25:02.470727; freshness should be verified.

Geography

Keppel Bay and Casuarina Creek, within the Fitzroy Estuary, Queensland, Australia.