Species caught include Black Fish, Porgy, Striped Bass, Black Sea Bass, Fluke, and Flounder. The dorsal fluke is typically slightly hooked. The parasites found in the eye fluke did serious damage to the eye. Its tail was long and ended in a paddle-like fluke that bent downwards. The fluke or tail flipper is referred to as either or . Paragonimiasis is a food-borne parasitic infection caused by the lung fluke. The introduced Chinese mitten crabs are carriers of Asian lung fluke. The species sometimes is called the Japanese lung fluke or oriental lung fluke. The mouth is located within the anterior sucker on the ventral side of the fluke. Fecundity is much reduced in individuals which are infested with a parasitic echinostome fluke. "O. viverrini" is a hermaphroditic liver fluke. Clinostomum marginatum is a species of parasitic fluke (class Trematoda). Robin Johnson's casting was a bit of a fluke. The specimen also preserves scale impressions, particularly around the outline of the tail fluke. He concluded that the new fluke was significantly different.