Macquarie Island stream invertebrate, protozoan, and algae samples collected during summers 1992/93, 2007/08, and 2009/10. Data includes dissolved oxygen and temperature logger readings from three sites until May 2010. The project was conducted by AAS (ASAC) Project 3261 and archived in the Australian Antarctic Data Centre.
Use Cases
- Assessing temporal variability in invertebrate communities based on multi-year sampling.
- Measuring ecosystem functions like organic matter breakdown and respiration based on dissolved oxygen and temperature data.
- Analyzing changes in stream health as climate change indicators based on community composition shifts.
- Studying food-web ecology based on algae and protozoan community samples.
Strengths
- Multi-decade temporal coverage with samples from 1992, 2008, and 2010.
- Includes multiple data types: invertebrate counts, protozoan/algae samples, and continuous dissolved oxygen/temperature logger data.
- Sites are consistent across sampling years, enabling direct temporal comparison.
Limitations
- Row count is unknown, which may limit suitability assessment.
- Column-level documentation is absent; field semantics must be inferred after download.
- Last updated 2010-05-31 23:59:59.999000; freshness should be verified.
Provenance
- Source
- Australian Antarctic Data Centre (AU_AADC)
- Collection Method
- Field sampling of invertebrates, protozoans, algae, and deployment of dissolved oxygen/temperature loggers.
- Time Range
- 1992-2010
- Geography
- Macquarie Island, sub-Antarctic