Australian Ocean Data Network hosts benthic chamber flux data from Port Phillip Bay collected between February 1995 and January 1996. The dataset focuses on spatial and temporal consistency of nutrient fluxes, chamber calibration, bio-irrigation, and direct measurements of N2 for denitrification assessment. Key results include repeated flux patterns from 1994, insensitivity to stir rate, and confirmation of denitrification via gas chromatography and mass spectrometry.
Use Cases
- Modeling coastal nutrient budgets based on measured benthic flux data.
- Studying seasonal effects on denitrification efficiency based on measurements at specific sites.
- Analyzing the relationship between diffusive boundary layer thickness and benthic processes based on paddle stir rate tests.
- Investigating microbial microniches where carbon oxidation, ammonification, nitrification, and denitrification occur simultaneously.
- Comparing denitrification rates between estuary and central basin sediments based on site-specific measurements.
Strengths
- Data collection spanned a full year from February 1995 to January 1996, providing temporal coverage.
- Multiple measurement techniques were employed, including benthic chambers, gas chromatography, and mass spectrometry.
- Study focused on key sites, including Site 16 (Yarra Estuary) and Site 37 (central basin), for spatial analysis.
Limitations
- Column-level documentation is absent; field semantics must be inferred after download.
- Row count is unknown, which may limit suitability assessment.
- Data may reflect geographic bias inherent to Port Phillip Bay.
Provenance
- Source
- Australian Ocean Data Network
- Collection Method
- Benthic chamber studies, bio-irrigation measurements, and gas chromatography/mass spectrometry.
- Time Range
- February 1995 to January 1996
- Freshness
- Last updated 2026-04-16 15:53:04.021607; freshness should be verified.
- Geography
- Port Phillip Bay, Australia, including specific sites like the Yarra Estuary and central basin.