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目的掌握珠江水域广州口岸鼠形动物的本底情况,为口岸鼠形动物防控、完善传染病防控机制等工作提供科学依据。方法采用夹(笼)夜法调查鼠形动物的种群构成、密度、季节消长、繁殖及体表寄生虫等情况。结果全年共捕获鼠形动物1984只,隶属于2目2科3属8种,其中施氏屋顶鼠是广州地区口岸首次发现;优势种为臭鼩鼱和褐家鼠;年平均鼠密度为2.26%;呈双峰型;高峰期出现在9~11月和6月。结论本次调查掌握了珠江水域广州口岸鼠形动物的本底情况。
Objective To understand the background of rat-like animals in Guangzhou Port of the Pearl River Basin and provide a scientific basis for the prevention and control of mouse-shaped animals in ports and the prevention and control mechanism of infectious diseases. Methods The population structure, density, seasonal fluctuation, reproduction and surface parasites of mouse-shaped animals were investigated by sandwich (cage) night method. Results 1984 a total of 1984 rat-shaped animals were captured, belonging to 2 orders, 2 families and 3 genera and 8 species, of which Shih-Shih is the first discovery in Guangzhou port; the dominant species of stinkbug and Rattus norvegicus; annual average rat density 2.26%; bimodal type; the peak appeared in September to November and June. Conclusion This survey grasped the background of rat-like animals in the Guangzhou Port of the Pearl River.