9县市第一中间宿主铜锈环棱螺与第二中间宿主麦穗鱼等鱼类平均感染率分别为7.3%与35.1%。
Served as the first and the second intermediate hosts of this trematode in south Fujian , with average positive rates of 7.3 % and 35.1 % respectively .