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Related Experiment Video

Updated: Jun 9, 2026

Establishment of Microbial Eukaryotic Enrichment Cultures from a Chemically Stratified Antarctic Lake and Assessment of Carbon Fixation Potential
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Zooplankton Community Stability and Environmental Filtering in a Shallow Eutrophic Lake.

Shihao Tang1, Jianqiang Zhu1, Zilong Nie1

  • 1MARA Key Laboratory of Sustainable Crop Production in the Middle Reaches of the Yangtze River (Co-Construction by Ministry and Province)/Hubei Key Laboratory of Waterlogging Disaster and Agricultural Use of Wetland, College of Agriculture Yangtze University Jingzhou China.

Ecology and Evolution
|June 8, 2026
PubMed
Summary

Zooplankton communities in Changhu Lake are increasingly dominated by small species, indicating limited recovery of larger zooplankton despite ongoing lake restoration efforts. Environmental factors like phosphorus and temperature significantly influence these changes.

Keywords:
community stabilityeutrophicationresiliencerestorationzooplankton

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Area of Science:

  • Ecology
  • Limnology
  • Environmental Science

Background:

  • Zooplankton are crucial for lake ecosystems, regulating food webs and nutrient cycles.
  • Shallow eutrophic lakes face ecological challenges from human activities.
  • Zooplankton are sensitive indicators of environmental change.

Purpose of the Study:

  • To investigate ecosystem dynamics and zooplankton community assembly in Changhu Lake.
  • To identify key environmental drivers influencing zooplankton.
  • To assess the impact of anthropogenic pressures on zooplankton in a shallow eutrophic lake.

Main Methods:

  • Monthly zooplankton surveys and species identification from June 2023 to May 2024.
  • Analysis of community assembly using redundancy analysis (RDA) and neutral community models.
  • Structural equation modeling (SEM) to determine environmental drivers and ecosystem stability relationships.

Main Results:

  • 102 zooplankton species were identified, with marked spatiotemporal variations.
  • Small-bodied zooplankton dominated, with scarce large crustaceans; diversity peaked in autumn.
  • Total zooplankton abundance increased compared to 2012-2013, with greater dominance of small taxa.
  • Key drivers included total phosphorus, chlorophyll a, ammonium nitrogen, and water temperature.
  • Community structure positively affected ecosystem stability; diversity had an indirect negative effect.

Conclusions:

  • Zooplankton community assembly is influenced by environmental factors and dispersal processes.
  • Limited recovery of large-bodied zooplankton species observed despite restoration.
  • Findings offer insights into lake resilience and adaptive management strategies for eutrophic lakes.