Morphotypes of cercariae | No. of infected snails | Relative abundance (%) | No. of infected snail species | No. of sites where found | ||
---|---|---|---|---|---|---|
 |  |  |  | Small canals (n = 30) | Rice fields (n = 30) | Ponds (n = 30) |
Echinostome cercariae | Â | Â | Â | Â | Â | Â |
 Type 1 | 495 | 26.3 | 7 | 9 | 6 | 17 |
 Type 2 | 27 | 1.4 | 2 | 2 | 1 | 1 |
Pleurolophocercous cercariae | Â | Â | Â | Â | Â | Â |
 Type 1 | 360 | 19.2 | 4 | 8 | 4 | 17 |
 Type 2 | 379 | 20.2 | 4 | 9 | 5 | 16 |
 Type 3 | 19 | 1.1 | 1 | 1 | 1 | 2 |
 Type 4 | 18 | 1.0 | 4 | 3 | 2 | 2 |
Other | Â | Â | Â | Â | Â | Â |
 Amphistome cercariae | 2 | 0.1 | 2 | 1 | 1 | 0 |
 Furcocercariae | 6 | 0.3 | 3 | 0 | 2 | 2 |
 Gymnocephalous cercariae | 34 | 1.8 | 3 | 1 | 0 | 4 |
 Monostome cercariae | 69 | 3.7 | 3 | 3 | 0 | 9 |
 Opthalmoxiphidiocercariae | 2 | 0.1 | 1 | 1 | 0 | 0 |
 Xiphidiocercariae | 469 | 25.0 | 6 | 10 | 10 | 16 |