IMOS NRS Zooplankton Biomass: Monthly Samples from Nine Australian Coastal Stations

Nine stations around the Australian coastline collect monthly zooplankton samples for biomass analysis. The dataset includes community composition, biomass (dry weight), and size spectrum data, with sampling conducted using a standardized drop net. Data is managed by the Australian Ocean Data Network (AODN) and is interoperable with other national and international programs.

Use Cases

• Analyzing long-term trends in zooplankton biomass based on monthly sampling at fixed stations.
• Studying zooplankton community composition changes in relation to environmental variables.
• Conducting size spectrum analysis of zooplankton populations using the described Zooscan method.

Strengths

• Sampling is conducted monthly at nine fixed stations, providing a structured time series.
• Three zooplankton samples are taken each month, with two preserved for specific analyses.
• Data is planned to be interoperable with other national and international marine programs.

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• The dataset has been superseded by a newer collection, as noted in the description.

Provenance

Source

Australian Ocean Data Network (AODN) via the Integrated Marine Observing System (IMOS).

Collection Method

Monthly zooplankton sampling using a drop net at nine National Reference Stations.

Time Range

Includes data from at least 2002 to January 2009 for the Port Hacking 4 site, with ongoing sampling.

Freshness

Last updated 2026-06-23 01:58:36.321884; freshness should be verified.

Geography

Nine stations located around the Australian coastline.