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WHO/FAO Working Team Report: entomology.
Progress in Clinical and Biological Research
|January 1, 1985
Summary
Effective bluetongue virus (BTV) control requires identifying specific vector species. Current data is lacking globally, hindering targeted efforts against these biting midges.
Area of Science:
- Veterinary Entomology
- Arbovirology
- Insect Taxonomy
Background:
- Bluetongong virus (BTV) poses a significant threat, necessitating effective vector control strategies.
- Current knowledge of BTV vectors is insufficient for targeted control in most geographic regions.
- Taxonomic challenges within the Culicoides genus impede precise identification of key BTV vectors.
Purpose of the Study:
- To highlight the critical need for improved data on BTV vector species.
- To emphasize the importance of accurate taxonomy for effective vector control.
- To advocate for strategic planning in BTV vector research and management.
Main Methods:
- Review of existing data on BTV vector distribution and identification.
- Analysis of taxonomic challenges within the Culicoides genus.
- Assessment of the impact of species-specific vector data on control efficacy.
Main Results:
- Limited data exists for directing BTV vector control efforts, except in Australia and the US.
- Culicoides variipennis is identified as the dominant vector in the US.
- Culicoides imicola (likely a species complex) is implicated as a vector in the Middle East and Africa.
- Significant taxonomic disarray exists within the Culicoides genus, hindering species identification.
Conclusions:
- Accurate identification of specific BTV vector species is crucial for efficient and cost-effective control.
- Further research and funding are urgently needed to resolve taxonomic uncertainties in Culicoides.
- Strategic, long-term planning is essential for advancing BTV vector control programs.