Changes in Honeybee Behavior Parameters under the Influence of the E-Field at 50 Hz and Variable Intensity

Authors: Paweł Migdał, Agnieszka Murawska, Paweł Bieńkowski, Ewelina Berbeć, Adam Roman

Year: 2021 Jan 20

Category: Zoology

Journal: Animals (Basel)

DOI: 10.3390/ani11020247

URL: https://www.mdpi.com/2076-2615/11/2/247

Abstract

Overview

The study investigates the behavioral changes in honeybees exposed to an electric field (E-field) at 50 Hz with variable intensity, recognizing patterns from natural and anthropogenic EM-field sources.

Methodology

  • Bees exposed to E-field intensities:
    • 5.0 kV/m
    • 11.5 kV/m
    • 23.0 kV/m
    • 34.5 kV/m
  • Control group exposed to E-field <2.0 kV/m
  • Observation durations: 1 hour, 3 hours, and 6 hours

Findings

Observed behaviors: walking, grooming, flight, stillness, contact between individuals, and wing movement.

The results depict that exposure for three hours led to a decline in behavioral activities both in duration and occurrences. Noteworthily, exposure at six hours saw an increase in behavioral engagements, suggesting a potential adaptation or normalizing pattern post-initial exposure.

Conclusion

The findings significantize the potential health risks due to prolonged exposure to certain intensities of EM-fields on honeybee behavioral patterns. The increase in activity post six hours could be indicative of an adaptative or temporary recovery in behavior, a crucial consideration for environmental and biological health perspectives.

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