IMOS National Reference Station Zooplankton Biomass from Nine Australian Coastal Sites

Australian coastal waters are monitored by nine National Reference Stations, where monthly zooplankton biomass samples are collected. The dataset includes community composition, biomass dry weight, and size spectrum analysis, with samples collected using a standardized drop net. Data is managed by the Integrated Marine Observing System (IMOS) and made available through the Australian Ocean Data Network portal.

Use Cases

• Analyze long-term trends in zooplankton biomass based on monthly sampling at fixed stations.
• Study community composition shifts in coastal ecosystems based on taxon abundance data.
• Model marine ecosystem health indicators based on zooplankton size spectrum analysis.
• Compare zooplankton dynamics across different coastal regions of Australia based on data from nine stations.

Strengths

• Data collection follows a standardized protocol using a specific drop net design across nine stations.
• The time series is enhanced by integrating historical Port Hacking samples from 2002-2009.
• Samples are analyzed for multiple metrics including biomass, composition, and size spectrum.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Row count is unknown, which may limit suitability assessment.
• The dataset has been superseded by a newer collection, indicating it may not be the most current version.

Provenance

Source

Integrated Marine Observing Systems (IMOS) National Mooring Network.

Collection Method

Regular monthly sampling using a weighted drop net at nine coastal stations, with samples analyzed by the plankton ecology lab.

Time Range

Includes historical data from Port Hacking (2002-2009) and ongoing monthly sampling.

Freshness

Last updated 2026-06-17 00:54:16.990808; freshness should be verified.

Geography

Nine stations around the Australian coastline.