Comparing Traps for Collecting Biting Midges
Author Information
Author(s): Elvina Viennet, Claire Garros, Renaud Lancelot, Xavier Allène, Laëtitia Gardès, Ignace Rakotoarivony, Didier Crochet, Jean-Claude Delécolle, Catherine Moulia, Thierry Baldet, Thomas Balenghien
Primary Institution: CIRAD, UMR Contrôle des maladies, Montpellier, France
Hypothesis
Which trapping method is most effective for collecting Culicoides biting midges?
Conclusion
The drop trap collected the highest abundance of Culicoides, while the UV-light/suction trap provided the greatest species diversity but underestimated biting rates.
Supporting Evidence
- A total of 534 Culicoides belonging to 17 species was collected.
- The drop trap collected the highest abundance of Culicoides.
- The UV-light/suction trap collected the highest diversity of species.
- Direct aspiration collected only host-seeking females.
- The sticky cover trap accurately assessed biting rates for abundant species.
Takeaway
This study looked at different ways to catch tiny bugs that bite animals. Some traps caught more bugs, while others caught different kinds of bugs.
Methodology
The study used a randomized Latin square design to compare four trapping methods over 12 days at an experimental sheep farm.
Potential Biases
Human presence during direct aspiration may have disturbed host-seeking behavior.
Limitations
The study was limited by the number of collection days and potential environmental influences on Culicoides behavior.
Participant Demographics
Six south-Prealpes female sheep, approximately 6 years old and 50 kg live weight.
Statistical Information
P-Value
p<0.05
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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