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Acoustic bat monitoring lacks standardized reporting, hindering reproducibility and data comparability. Implementing a standardized framework is crucial for robust bat biodiversity research and conservation efforts.

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Area of Science:

  • Bioacoustics
  • Ecology
  • Conservation Biology

Background:

  • Acoustic bat monitoring is vital for tracking species distribution and population changes.
  • Inconsistent reporting of equipment and methods impedes study reproducibility and cross-comparability.
  • Addressing data gaps in bat populations is critical for global bat biodiversity conservation.

Purpose of the Study:

  • To identify critical parameters for accurate interpretation and reproducibility in acoustic bat monitoring.
  • To assess the communication of these parameters in existing scientific literature.
  • To propose a standardized framework for enhanced reporting.

Main Methods:

  • Systematic literature review of acoustic bat monitoring studies in European forests since 2008, following PRISMA guidelines.
  • Focused on recording devices/settings, call identification protocols, and activity interpretation methods.
  • Analysis of methodological parameter reporting completeness and reproducibility.

Main Results:

  • Over 90% of reviewed studies exhibited deficiencies in reporting essential methodological parameters.
  • Incomplete reporting of settings, unreproducible call identification, and inaccessible data interpretation methods were prevalent.
  • Significant variability in methods was observed across diverse research questions.

Conclusions:

  • Consistent reporting of equipment and methods is essential for transparency and data reuse in acoustic bat monitoring.
  • A standardized reporting framework is proposed to improve comparability, reproducibility, and robustness in bioacoustics research.
  • Standardization will enhance global bat biodiversity research and conservation initiatives.