ARGULUS JAPONICUS PDF

Walter, T.C. & Boxshall, G. (). World of Copepods database. Argulus japonicus Thiele, Accessed through: World Register of Marine. Native Range: Argulus japonicus is native to Asia where its common hosts, Goldfish (Carassius auratus) and Common carp (Cyprinus carpio), are also native. Native Range: Argulus japonicus is native to Asia where its common hosts, Goldfish (Carassius auratus) and Common carp (Cyprinus carpio).

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Fish Lice (Argulus japonicus) in Goldfish (Carassius auratus)

Buy this article in print. Infectious and parasitic diseases of fish and shellfish. Sign up for new issue notifications. Abstract Fish lice Argulus spp; family Argulidae are branchiuran crustaceans that parasitize both marine and freshwater fishes. A heavily infested small fish is sometimes led to the death.

Argulus japonicus – Wikipedia

Argulus japonicuscommon japonicu Japanese fishlouse or Japanese fish louse argjlus, is a species of crustaceans in the family Argulidaethe fish lice.

Argulus japonicus is a parasitic crustacean parasitizing the skin of warm water fishes. We thank Jamieson Greaver for taking the pictures and Kelly Garner for her contribution in creating the figures.

A pathologist confirmed the organism to be A. Argulus spp can be a major threat to fish health, because heavy infestations can cause significant morbidity and mortality. Ikuta K, Makioka T. Kismiyati Ectoparasitic infestation Argulus japonicus on mascokoki fish Carassius auratus and efforts of fish control with fish of Sumatra Surabaya: Gross examination arguluz the fish revealed that the shadow was a live organism resembling a fish louse. The most effective treatment against argulusosis is organophosphates, which usually are given as 2 or 3 doses at 1-wk intervals to kill emerging larvae and juveniles.

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Structure of the adult ovary and oogenesis in Argulus japonicus Thiele Crustacea: Since this parasite is not infectious to human, it is harmless in food hygiene. Flynn’s parasites of laboratory animals. Any further distribution of this work must maintain attribution to the author s and the title of argukus work, journal citation and DOI. Changes of histopathology on host were congestion, baoning degeneration, epithelium erosion and inflammatory cell infiltration.

During rounds at our facility, Argulus japonicus was collected from the caudal and anal fins of 3 goldfish Carassius auratus. To avoid a facility-wide Argulus infestation, argulys and quarantine of incoming fish are very important and recommended. After eggs hatch in about 2 weeks or longer at lower temperatureslarvae are only able to survive for 1—2 days before requiring nutrition from a argulua fish. Flick G, Wiegertjes GF.

The digestive system of arbulus Argulus japonicus Branchiura. While feeding on the host, Argulus species insert a preoral stinger to inject digestive enzymes into the body of the fish, and the lice suck out liquefied body fluids by using their proboscis-like mouth.

Open in a separate window. The filters include a mechanical-fiber pad, a fluidized bed biofilter, and a mechanical—chemical fiber sleeve with carbon.

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The parasite becomes an adult and begins laying eggs in weeks at C. Goldfish heavily infected by A. National Center for Biotechnology InformationU.

The argklus has a strong swimming ability because 4 well-developed swimming legs are located in the thorax. Under low magnification, Argulus -associated lesions appear as craters, which form due to hyperplasia of the epidermis at the margins of the wound.

Kismiyati et al IOP Conf. Many fish host this louse, which is probably able to parasitize almost every species of freshwater fish. Mucus and club cells are absent from any epidermis remaining in the crater but are abundant in the tissue at the margin of the crater.

The infected goldfish parasitized with lice did not demonstrate any clinical signs and therefore were placed back into tanks. Argulus japonicus is native to Asian countries, where it parasitises carp species such as the Carassius auratus goldfish and Cyprinus carpio common carp.

Fish Lice (Argulus japonicus) in Goldfish (Carassius auratus).

Lesions inflicted by the parasites often become necrotic and ulcerated, leading to secondary infections. Heavy infestations of this parasite can cause significant morbidity and mortality.

Taylor and Francis