2012-2014年龙海市家栖鼠及其寄生蚤调查

Investigation of rodent and parasitic fleas in Longhai city from 2012 to 2014

目的了解龙海市家栖鼠及其寄生蚤的数量分布和种群构成情况,为鼠疫防治提供科学依据。方法采取笼日法,对捕获鼠类及检获蚤类进行鉴定并计算各类指数。结果 2012-2014年总共捕获鼠类689只,其中褐家鼠282只、黄胸鼠260只、臭鼩鼱87只、小家鼠35只、黄毛鼠25只。家栖鼠密度为7.85%。染蚤鼠数141只,检获蚤类425匹,染蚤率为20.46%,总蚤指数0.62。结论龙海市的家栖鼠种主要为褐家鼠和黄胸鼠,主要蚤种为印鼠客蚤,未发现鼠间鼠疫流行迹象,但黄胸鼠密度超出鼠疫控制指标,需引起高度重视。

Objective To learn the composition and distribution of rodent and flea population in Longhai for scientific basis of plague prevention and control. Methods The caging was taken, identification of rodents and flea species and all kinds of index were calculated. Results A total of 689 rodents were captured from 2012 to 2014, including 282 Rattus norvegicus, 260 Rattus flavipectus, 87 suneus murinus, 35 Mus muscu- lus, and 25 Rattus rattoides. Home rodent density was 7.85%. were by flea 141 rats infected. 425 fleas were seized, the flea infected rate was 20.46%. the total flea index of 0.62. Conclusion The commensal rodents in Longhai were Rattus norvegicus and R.flavipectus, dominant flea kind of Xenopsylla cheopis No signs were founded of plague prevalence among rats, while Rattus flavipectus density exceeded the plague control index, which should be paid attention to.