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Continuous Hydrologic and Water Quality Monitoring of Vernal Ponds
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Manipulating water for amphibian conservation.

Rupert Mathwin1, Skye Wassens2, Jeanne Young3

  • 1Global Ecology, College of Science and Engineering, Flinders University, P.O. Box 2100, Adelaide, South Australia, 5001, Australia.

Conservation Biology : the Journal of the Society for Conservation Biology
|March 20, 2020
PubMed
Summary
This summary is machine-generated.

Water manipulation shows potential for amphibian conservation, especially in arid regions. Extending hydroperiod and off-season drying were effective, but more research and reporting are needed to confirm successes.

Keywords:
aguaambientalamphibiananfibioaspersiónbombaconservaciónconservationenvironmentalflowflujofrogpumpranasalamandersalamandrasapospraytoadwater两栖类保护喷水水水流泵环境蝾螈蟾蜍青蛙

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Area of Science:

  • Ecology
  • Conservation Biology
  • Environmental Science

Background:

  • Global amphibian populations face significant declines.
  • Alteration of surface-water hydrology due to water abstraction is a major threat.
  • Empirical evidence on the effectiveness of water manipulation for amphibian conservation is limited.

Purpose of the Study:

  • To systematically review global experiences with water manipulation for amphibian conservation.
  • To explore diverse approaches and their success rates in conserving amphibian species and communities.
  • To identify effective water management strategies for threatened amphibian populations.

Main Methods:

  • Systematic literature review of global water manipulation techniques for amphibian conservation.
  • Analysis of reported successes and failures across different methods.
  • Categorization of interventions based on frequency of implementation and outcomes.

Main Results:

  • Seventeen empirically supported examples of successful water manipulation were identified.
  • Extending hydroperiod to meet larval needs and off-season drying for predator control showed promising results.
  • Water spraying had limited successes, and overall evidence for successful interventions remains scarce.

Conclusions:

  • Water manipulation offers potential for amphibian conservation, particularly in aridifying regions and near water sources.
  • Effective strategies include matching hydroperiod to larval stages and using drying to manage predators.
  • High-quality reporting of empirical results is crucial for advancing understanding and improving conservation outcomes.