Smaller type oocysts such as C. parvum, which size are less than 6 µm, were not seen. Using sedimentation method for trematode eggs, F. gigantica and Paramphistomum spp. were found in 12.5% and 3.8% of samples, respectively. Prevalence varied by province; 0.0%-71.4% for F. gigantica and 0.0%-35.0% for Paramphistomum spp.