Chines Journal of Vector Biology and Control ›› 2015, Vol. 26 ›› Issue (4): 424-426.DOI: 10.11853/j.issn.1003.4692.2015.04.027

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Analysis of surveillance data of mosquito density from 2012 to 2014 in Haikou city, Hainan, China

WANG Xiao-hua1, YANG Xin-yan1, ZHAO Wei2, LIN Chun-yan1   

  1. 1 Research Base of Key Laboratory of Surveillance and Early-Warning on Infectious Diseases, Chinese Center for Disease Control and Prevention, Haikou Center for Disease Control and Prevention, Haikou 571100, Hainan Province, China;
    2 Hainan Center for Disease Control and Prevention, Haikou 571100, Hainan Province, China
  • Received:2015-04-01 Online:2015-08-20 Published:2015-08-20

海口市2012-2014年蚊虫密度监测结果分析

王晓花1, 杨新艳1, 赵伟2, 林春燕1   

  1. 1 海口市疾病预防控制中心病媒消杀科, 传染病监测预警中国疾病预防控制中心重点实验室研究基地, 海口571100;
    2 海南省疾病预防控制中心, 海口571100
  • 通讯作者: 赵伟,Email: 1003527258@qq.com
  • 作者简介:王晓花,女,主管医师,从事媒介相关工作,Email: hkcdcbmx@163.com

Abstract:

Objective To determine the species composition and seasonality of mosquitoes in different environments from 2012 to 2014, and to provide the scientific basis for the prevention and control of mosquitoes and mosquito-borne diseases. Methods The adult mosquito surveillance data by light trap method were collected from four districts, then the densities of different environments, months, and years was analyzed. Results From 2012 to 2014, 15 549 mosquitoes were captured and the overall average density was 1.79 mosquitoes per hour. Culex pipiens quinquefasciatus Say was the predominant species, accounted for 83.46%. The annual density peak was observed in July in 2012; duel annual peaks were observed in 2013 (April and September) and 2014 (March and October). In different environments, the density in livestock shed (2.40) was the highest in 2014 while that in farmyard (3.14) in 2013. Conclusion In general, ecological habitats observed in Haikou city, Hainan, China were highly conducive to mosquito proliferation. The predominant species is Cx. pipiens quinquefasciatus. And the livestock shed and the farmyard are the key sites where the main control efforts should be made. The key period of mosquito eradication is from March to October during a year.

Key words: Mosquitoes, Species composition, Seasonality, Different environments

摘要:

目的 了解海口市2012-2014年蚊虫种群构成、季节消长及不同生境蚊虫密度,为蚊虫及蚊媒传染病防控提供科学依据。方法 收集整理2012-2014年海口市病媒生物监测点采用诱蚊灯法获得的成蚊密度监测数据,对不同环境、月份、年份蚊虫监测结果进行统计分析。结果 2012-2014年共捕获蚊虫15 549只,平均蚊密度为1.79只/h,致倦库蚊为优势蚊种,占捕蚊总数的83.46%;从蚊密度季节消长曲线来看,2012年7月出现最高峰;2013年4月出现最高峰,9月又有小幅上升,基本呈双峰型;2014年3月出现高峰,10月出现小高峰;不同监测生境中,2012年和2014年牲畜棚蚊密度最高,分别为1.06和2.40只/h,2013年农户密度最高,达3.14只/h。结论 海口市有较好的蚊类生境,优势种群是致倦库蚊,牲畜棚和农户是关键控制场所,3-10月是控制蚊类的重要时间段。

关键词: 蚊虫, 种群构成, 季节消长, 不同生境

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