Darwin Harbour Sediment Grain Size Data From 2011-2017 Surveys

Darwin Harbour region sediment data contains grain size measurements and summary statistics from 499 seabed samples collected at 489 stations. The data were gathered by Geoscience Australia, AIMS, and the NT Government between 2011 and 2017 to support baseline habitat mapping and marine resource management.

Use Cases

• Analyze sediment grain size distributions across 489 sampling stations to model seabed composition.
• Use grain size summary statistics to correlate sediment types with benthic habitat maps for the Darwin and Bynoe Harbour regions.
• Apply spatial analysis to grain size data to identify sediment transport patterns or depositional environments.

Strengths

• Contains 499 sediment samples providing a substantial physical collection.
• Data spans a 6-year period from 2011 to 2017, offering temporal context.
• Samples were collected by authoritative agencies: Geoscience Australia, AIMS, and the NT Government.

Limitations

• Sample count of 499 may be limited for high-resolution spatial modeling across the entire harbour region.
• Data is static, covering a period ending in 2017, and may not reflect recent changes.
• The specific analytical features (columns) for grain size statistics are not detailed in the provided input.

Provenance

Source

Geoscience Australia, Australian Institute of Marine Science (AIMS), Northern Territory Government Department of Environment and Natural Resources.

Collection Method

Measurement of sediment grain sizes from physical seabed samples collected during marine surveys.

Time Range

2011 to 2017

Freshness

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Geography

Greater Darwin Harbour region, including Bynoe Harbour, Northern Territory, Australia.