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Field evaluation on three automatic traps to capture mosquitoes (Diptera:Culicidae) in agricultural area of Pariquera-Açu, São Paulo, Brazil.

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Author(s):
Ivy Luizi Rodrigues de Sá
Total Authors: 1
Document type: Master's Dissertation
Press: São Paulo.
Institution: Universidade de São Paulo (USP). Faculdade de Saúde Pública (FSP/CIR)
Defense date:
Examining board members:
Maria Anice Mureb Sallum; Gizelton Pereira Alencar; Regiane Maria Tironi de Menezes
Advisor: Maria Anice Mureb Sallum
Abstract

Introduction: The several traps have different performance in sampling mosquitoes,with the need to seek that capture representative portions of mosquito population. Formulate the hypothesis that the Mosquito Magnet trap and CDC+CO2+lurex3 are more effective in catching mosquitoes than the CDC light trap. Objectives: To evaluate the effectiveness the Mosquito Magnet Independence and CDC+CO2+lurex3 in relation to CDC light trap, to catching adult mosquitoes in the agricultural area at the Experimental Station in Pariquera-Açu, Vale do Ribeira, São Paulo, Brazil. Methods: Monthly captures, from 03:00pm-09:00pm, through the 3X3 Latin square from the December 2010 to November 2011. Rényi diversity profiles and indexes of the richness, dominance, diversity, evenness and similarity were estimated for each trap to compare them. Results: Were captured 6055 mosquitoes of the 70 species and 12 genera. CDC light traps sampled 990 specimens of 42 species and 10 genera, the CDC+CO2+lurex3 sampled 1419 specimens in 41 species and 10 genera and 3151 specimens were captured in the Mosquito Magnet belonging to 46 species and 11 genera. The richness, by the Margalef index on profile Rényi, showed no statistical difference for any trap in the period Dez/Mai. The Mosquito Magnet trap obtained higher yield in the measurement of diversity, according indexes of Shannon and Simpson, seen in profile Rényi. The dominance, by Berger-Parker index isolated, was higher in the Mosquito Magnet than in the other traps in both periods of captures. The profile Rényi showed no significant difference for dominance. Pielou index was not significant in relation to CDC light trap for any of the periods. Jaccard and Sorensen indexes showed greater similarity in composition of species between the CDC+CO2+lurex3 and Mosquito Magnet. Conclusions: The Mosquito Magnet Independence and CDC+CO2+ Lurex3 showed similar performance in colder and drier months of the year. The use of these traps to capture certain taxa can be important point in the surveillance approach vector species. Studies with greater sampling effort should be made to evaluate the performance of the Mosquito Magnet Independence and CDC+CO +lurex3 traps changed environment in areas of Atlantic Forest. (AU)

FAPESP's process: 10/14268-7 - Sampling of mosquitoes with the use of Mosquito Magnet Pro traps in rural areas located in the Pariquera Açu Vale do Ribeira, São Paulo, Brazil.
Grantee:Ivy Luizi Rodrigues de Sá
Support Opportunities: Scholarships in Brazil - Master