“…Metacercariae of Clinostomum complanatum have been recovered from Perca fluviatilis and Rutilus rutilus (Grabda-Kazubska, 1974), Plecoglossus altivelis (Lo et al, 1987), Misgurnus anguillicaudatus ( Lo et al, 1992), Carassius carassius, C. gibelio langsdrfi, C. cuvieri, Cobitis anguillicaudatus, Cyprinus carpio, Pseudogobio esocinus, Pseudorasbora parva, Rhodeus lanceolatus, R. ocellatus and Hypomesus transpacificus (Aohagi et al, 1993), Carassius sp (Aohagi and Shibaharam, 1994), Zacco temminki, Acheilognathus rhombea, Microphysogobio yaluensis, Carassius auratus (Chung, 1995), Lateolabrax japonicus, Leuciscus hakonensis , and Eutycea neotenes (Mitchell, 1995). Adult stage of the parasite has been recovered from Nycticorax nyctico ax (Aohagi et al, 1992) and Ardea cinnerea (Lo et al, 1987;Aohagi et al, 1992). Metacercariae may affect growth and survival, or disfigure fish so that they lose their market value as a food or ornamental product (Paperna, 1991).…”