The present study represents the first record of a. The fine structure and function of the cephalic appendages of. Argulus fish louse, fish lice by natalie steckler and roy p. Argulus spp can be a major threat to fish health, because heavy infestations can cause significant morbidity and mortality. Argulus fish louse infections in fish1 natalie steckler and roy p. Argulus spp have been reported to cause problems in fisheries and fish farms worldwide, including the uk.
This species is light brown in colour and may be between 4 and 9 mm long and 3 to 6 mm wide. Established in chesapeake bay, maryland ruiz et al. Branchiura has recently been introduced into britain and is now established in the wild. Larval lice hatch as freeswimming metanauplii from.
The preserved tissue is made ethanol free by repeated. Argulus foliaceus or monoculus foliaceus linnaeus, 1758 name is a species of crustaceans in the family argulidae, the fish lice. Argulus japonicus thiele, 1900 references edit pilgrim, r. Friedmans test and spearmans correlation coefficient r were used to investigate. Hard copies can be requested from glerl information services, 4840 s. An argulus japonicus in uska species han maxillopoda nga ginhulagway ni thiele hadton 1900. Argulus japonicus parasitizes the introduced channel catfish ictalurus punctatus in tichigan lake, which adjoins the fox river in wisconsin as part of the lake michigan drainage system. Argulus species, isolated fish lice was identified as argulus japonicus thiele, 1899. Argulus japonicus, common name japanese fishlouse or japanese fish louse, is a species of crustaceans in the family argulidae, the fish lice.
Effective management of an argulus outbreak must include proper identification of the parasite, treatment of all life stages on the fish and in the environment, and proper drug use. The fish parasite argulus japonicus thiele crustacea. Argulus japonicus is native to asia where its common hosts, goldfish carassius auratus and common carp cyprinus carpio, are also native species mills et al. Seasonal occurrence, sex ratio and site preference of argulus coregoni thorell crustacea. It is possible that furan2 inhibits microorganisms that otherwise would attack a.
Recent collections and identification of specimens collected in the past have resulted in new state, host, and distribution records table i. Branchiura isolated from goldfish carassius auratus in korea. The effect of temperature on development time and hatching yielded an inverse exponential function. Argulus japonicus subclass branchiura is a wellknown fish ectoparasite, which is distributed throughout the world. Seasonal occurrence, sex ratio and site preference of argulus. These goldfish were asymptomatic, and no additional cases were noted after manual removal of the lice. A new species of argulus crustacea, branchiura, argulidae from the skin of catfish, with new records of branchiurans from wild fish in the brazilian pantanal wetland. Evaluation of emamectin benzoate for the control of experimentally induced infestations of argulus sp. An overview of the management of established nonindigenous. Apr 02, 2015 argulus spp can be a major threat to fish health, because heavy infestations can cause significant morbidity and mortality. Argulus japonicus has been introduced all over the world, primarily due to stockings of goldfish carassius auratus and also carp cyprinus carpio. Branchiura parasitic on cultured freshwater salmonids in japan volume 86 issue 3 s.
Infection with argulus japonicus on amur catfish silurus. Influence of environmental factors on argulus japonicus. Argulus fish louse infections in fish 4 them to your system. Aug 17, 2014 to assess the effects of abiotic factors on argulus japonicus occurrence in freshwater ecosystem, we sampled fish, free swimming parasites, and submerged objects from rivers, fish farms, and ponds reservoirs and lakes at 27 locations in guangdong province, china, from july, 2010, to march, 20. During rounds at our facility, argulus japonicus was collected from the caudal and anal fins of 3 goldfish carassius auratus.
For example, argulus japonicus body average length is 6. A freshwater ectoparasitic crustacean was isolated from the naturally infested goldfish carassius auratus purchased from commercial aquarium in korea. Current research on the environmental impact of argulus japonicus in the great lakes is inadequate to support proper assessment realized. The hostparasite interaction between the rainbow trout oncorhynchus mykiss and the fish louse argulus japonicus was investigated by administering low levels of dietary cortisol before infecting the fish with low numbers of the parasite. A scanning electron microscopic study of argulus japonicus crustacea. Plankton nets have been effective for collecting free swimming fishlice but usually not in great numbers. Nov 01, 2006 read the digestive system of larval argulus japonicus branchiura, journal of crustacean biology on deepdyve, the largest online rental service for scholarly research with thousands of academic publications available at your fingertips. The parasitic copepods argulus and lernaea attach themselves to the body of the fish, with their body buried into the scale pockets and with paired egg sacs protruding free. Their movement will often give away their location, as will their pair of eyes, pigment patterns, and the presence of yellow, opaque eggs in gravid females or white testes in males. All structured data from the file and property namespaces is available under the. Two adult females of argulus japonicus parasitic on a goldfish showing a. This document is fa184, one of a series of the program in fisheries and aquatic sciences, school of forest resources and conservation, florida cooperative extension service, institute of food and agricultural sciences, university of florida.
Argulus coregoni thorell and argulus japonicus thiele. Japanese fishlouse argulus japonicus species profile. Cortisol influences the hostparasite interaction between the. The first report of phototaxis of fish ectoparasite, argulus. Argulus definition of argulus by the free dictionary. By sampling individual rainbow trout, oncorhynchus mykiss, at a fish farm we showed that argulus coregoni were aggregated within their host population. Argulids are quite large and are easily observed by naked eye. Pdf the japanese fish louse argulus japonicus new for. New host and locality of the fish ectoparasite argulus. This document is fa184, one of a series of the program in fisheries and aquatic sciences, school of forest resources. Digestive system of larval argulus japonicus branchiura.
Argulidae, more commonly known as fish lice, are members of a large group of branchiuran parasites. Noaas mission to understand and predict changes in earths environment and conserve and. The first cohort of the season hatches towards the end of. Branchiura shigeru shimura department of fisheries, faculty of agriculture, university of tokyo, yayoi, bunkyoku, tokyo 1, japan received july 25, 1983 the mouthparts of argulus coregoni and a. Jan 01, 2012 read mixed infection of argulus japonicus and argulus siamensis branchiura, argulidae in carps pisces, cyprinidae. An argulus japonicus in nahilalakip ha genus nga argulus, ngan familia nga argulidae. Recorded for the first time in the great lakes drainage from lake michigan, part of the fox river.
Potentially infested fish should not be mixed with clean fish without a proper quarantine. The effect on argulus japonicus of furan2, a medication for fish, was tested in three trials. Laying, development and hatching of eggs of the fish. Freshwater fish lice which cause cutaneous ulceration leading to secondary infection. After 24 h, the dietary cortisol treatment elevated blood cortisol and glucose levels and stimulated the. A north american species, argulus appendiculosus, has been erroneously reported in britain according to fryer 1982. Fish lice argulus japonicus in goldfish carassius auratus ncbi. Zoology and wildlife conservation argulidae identification and classification diseases. Perubahan hematologi ikan mas komet carassius auratus auratus akibat infestasi argulus japonicus jantan dan argulus japonicus betina abstract pdf fatih riantono, kismiyati kismiyati. They have a large carapace and swimmeret, and swim free in the water to seek fish.
Six species of argulus were collected by the author, and six species from other collections were provided by several colleagues. The digestive system of larval argulus japonicus branchiura. Ang argulus japonicus sakop sa kahenera nga argulus sa kabanay nga argulidae. Argulus japonicus wikispecies, free species directory. Devashish kar, in epizootic ulcerative fish disease syndrome, 2016. Three species of freshwater lice occur in the uk, argulus coregoni, argulus foliaceus and argulus japonicus. In addition, fish lice are known to be the vehicle for other fish diseases. Based on the morphological comparison with all argulus species, isolated fish lice was identified as argulus japonicus thiele, 1899. Argulus foliaceus linnaeus, 1758 and argulus japonicus thiele, 1900. Pengaruh perasan biji pepaya carica papaya terhadap kerusakan telur argulus japonicus the influence of papaya seed carica papaya toward the damage eggs of argulus japonicus abstract pdf. The digestive system of first stage argulus japonicus larvae is described following. Argulus in particular attaches itself to the body of the fish by means of suckers and hooks, but can also swim freely in water. Sem observation on the mouth tube and preoral sting of argulus coregoni thorell and argulus japonicus thiele.
Fish lice argulus japonicus in goldfish carassius auratus. Pemanfaatan perasan biji pepaya carica papaya ikan maskoki. Diagnostic and pathological study of argulus japonicas in goldfish carassius auratus ali adnan aldarwesh1, maytham a. The first report of phototaxis of fish ectoparasite. Nov 27, 2012 this page was last edited on 9 july 2018, at 18. Argulus carp lice, lernaea, and ergasilus, belonging to the class crustacea, are. Sperm transfer by means of a spermatophore on carassius auratus l. Live fishlice are semitransparent and can be overlooked easily on the host, even when in plain view. Argulus carp lice, lernaea, and ergasilus, belonging to the class crustacea, are considered important ectoparasites on fishes. A scanning electron microscopic study of argulus japonicus. New host and locality of the fish ectoparasite argulus japonicus crustacea, branchiura, argulidae in japan, with a note on its heavy infection kazuya nagasawa1, hirotaka katahira1 and kouki. The process of sperm transfer is somewhat enigmatic in argulus, even though copulation has been witnessed.
The digestive system of first stage argulus japonicus larvae is described following reconstruction from serial sections. Swimming and cleaning in the freeswimming phase of. Argulus japonicus, common name japanese fishlouse or japanese fish louse, is a species of. Fish lice argulus spp are members of a large group of branchiuran crustaceans that infest and cause disease in fish.
A breeding colony of argulus japonicus was kept under laboratory conditions in order to. Argulidae was collected from the body surface of the rosy bitterling rhodeus ocellatus from kumamoto prefecture, kyushu, japan. Analysis of the seasonal occurrence of argulus coregoni on oncorhynchus masou and salmo gairdneri indicates that the parasites overwinter as eggs and that there are 1 or 2. The morphology of the digestive tract is similar to adult. The branchiuran parasite argulus japonicus crustacea. This publication is available as a pdf file and can be downloaded from glerls web site. To assess the effects of abiotic factors on argulus japonicus occurrence in freshwater ecosystem, we sampled fish, free swimming parasites, and submerged objects from rivers, fish farms. They live on the skin of many species of fish and feed on their blood. All structured data from the file and property namespaces is available under the creative commons cc0 license. Fish lice argulus japonicus in goldfish carassius auratus pdf. It was recorded in 1989 from the fox river itself lamarre and cochran 1992. The digestive system of larval argulus japonicus branchiura the digestive system of larval argulus japonicus branchiura tam, quinton.
Files are available under licenses specified on their description page. Many of the early records of argulus in europe refer to it as a problem in carp farming, and it is commonly named as the carp louse in much of the older german literature. More than 100 different species of argulus are distributed worldwide. The japanese fish louse argulus japonicus new for the netherlands. Seasonal occurrence, sex ratio and site preference of. Mixed infection of argulus japonicus and argulus siamensis. Read mixed infection of argulus japonicus and argulus siamensis branchiura, argulidae in carps pisces, cyprinidae. Pdf the process of sperm transfer is somewhat enigmatic in argulus, even though copulation has. The branchiuran parasite argulus japonicus crustacea, branchiura, argulidae was collected from the body surface of amur catfish silurus asotus reared in an aquarium. The effect of a fish medication on argulus japonicus, a.
In the uk, more recently argulus has caused problems in. General treatment strategies for these patients include manual removal of. Argulidae, more commonly known as fish lice, are members of a large group of branchiuran parasites that infest and cause disease in fish. Argulus coregoni thorell and argulus japonicus thiele crustacea. New host and distribution records for the freshwater fish. The fine structure and function of the cephalic appendages.
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