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目的调查云霄县淡水蟹种类及其感染并殖吸虫囊蚴的情况。方法选取不同地理方位为调查点,捕捉各调查点的淡水溪蟹进行分类和并殖吸虫囊蚴的检查。结果全县共调查6个乡(镇)20个村,共捕捉230只蟹,查出漳州华溪蟹(n=136)、漳浦束腰蟹(n=63)和闽溪蟹(待定种)(n=31)3种;检出感染并殖吸虫蟹15只,阳性检出率为6.6%(15/230),蟹的感染指数为0.11,对福建华溪蟹和中华束腰蟹种类及分布作了修正。结论云霄县并殖吸虫宿主淡水溪蟹有3种,蟹感染并殖吸虫呈下降趋势,但仍为中度并殖吸虫疫源地。
Objective To investigate the species of freshwater crab in Yunxiao County and the status of Paragonimus infection. Methods Different geographic locations were selected as the investigation points to catch the freshwater crabs of each survey point for the classification and examination of paragonimus larvae. Results A total of 230 crabs were captured in 6 townships (towns) in the county. A total of 230 crabs were found in this study. Huaxi crabs (n = 136), Zhangpu crab crabs (n = 63) and min crabs ) (n = 31) .Among the 15 infected and paragonimous crabs detected, the positive detection rate was 6.6% (15/230), and the infection index of crabs was 0.11. And distribution has been amended. Conclusions There are three species of Paracoccus sinensis in Paxopanatus in Yunxiao County. Parasitism of crab infecting crabs shows a decreasing trend, but still remains a moderate foci.