title: New occurrence of parasitic isopodArgathonasp. (Stebbing, 1905) fromEpinephelus undulosusin the Tuticorin coast, Gulf of Mannar region.
abstract: In the present study ofEpinephelus undulosuscaptured in gillnets from the inshore waters of Tuticorin, Gulf of Mannar region during December 2014. The present findings represent the first occurrence ofArgathonasp. and here in reported. The materials examined were deposited at the Kamaraj College, Marine Biological Research Laboratory, Tuticorin, India. The parasitological indexes were calculated. The site of attachment of the parasites on their hosts was also observed. Host-parasite relationships are considered and these parasites can cause the damage in gill, eye and internal organ including swim bladder. Marine fish parasitology is a rapidly developing field of aquatic science.
authors.affiliation: Marine Gastropods Research Laboratory, Department of Zoology, Kamaraj College, Tuticorin, Tamil Nadu India.
authors.forename: Gurusamy
authors.initials: G
authors.lastname: Chelladurai
authors.affiliation: Department of Marine Science, School of Marine Sciences, Bharathidasan University, Tiruchirappalli, Tamil Nadu India.
authors.forename: Srinivasan
authors.initials: S
authors.lastname: Balakrishanan
authors.affiliation: Department of Zoology, School of Life Sciences, Bharathiar University, Coimbatore, Tamil Nadu India.
authors.forename: Ganapathy
authors.initials: G
authors.lastname: Rameshkumar
authors.affiliation: Marine Gastropods Research Laboratory, Department of Zoology, Kamaraj College, Tuticorin, Tamil Nadu India.
authors.forename: Kannan
authors.initials: K
authors.lastname: Banumathi
keywords: Argathona sp.; Epinephelus undulosus; Gulf of Mannar region