关键词: 入境国际航行船舶, 检疫锚地, 输入性蚊类, 分布

Abstract: Objective To find out the distribution of introduced mosquitoes on entry international ships, and to further provide technical supports for the surveillance and control of the introduced mosquitoes at seaports. Methods The places where the mosquitoes dwelled in the ships were investigated at quarantine anchorage of Qinhuangdao port, and the results were analyzed. Results 168 entry ships were investigated from April to October 2005. Of which, there were introduced mosquitoes in 108 entry ships and the positive rate was 64.28%(108/168). The mosquitoes mostly inhabited in the location outside of the ships' accommodations, such as under 1 m wall surfaces of afterpeak deck, cargo holds and accommodations circumambience that was shady and windless. Conclusion It showed the distribution feature of introduced mosquitoes in the entry ships, which coincide with the optimum microclimate of mosquitoes. So it is advised the surveillance and control of the introduced mosquitoes carried by entry ships from abroad should be carried out properly.