Total snails collected and prevalence of infected snails with parapleurolophocercous, echinostome and other cercarial types.

aIncluding: Thiara scabra, Tarebia granifera, Melanoides tuberculata and Sermyla riquetii.bIncluding: Bithynia spp. and Parafossarulus striatulus.cIncluding: Angulyagra polyzonata and Sinotaia aeruginosa.dIncluding: Pila polita and Pomacea canaliculata.eMainly Lymnaea viridis but also including L. swinhoei and Gyraulus convexiusculus.f“n.d.” indicate that shedding and crushing was “not done”.