Bothriocephalidea, is the most important pathogenic cestode of. Asian tapeworm bothriocephalus acheilognathi in native fishes from the. The asian fish tapeworm, bothriocephalus acheilognathi, in fishes from nevada r. Vyvojovy cyklus bothriocephalus acheilognathi patologicko anatomicky nalez. It is native to east asia and over the last few decades has been spread widely throughout the world to all continents except antarctica via human activities including the movement of mostly cyprinid fish for aquaculture, the pet fish trade, aquatic weed control and mosquito control, and more recently in movement of bait fish. The tapeworm schyzocotyle acheilognathi yamaguti, 1934 brabec, waeschenbach, scholz, littlewood and kuchta, 2015 syn. Water and sediment, as well as liver, muscle and tapeworm samples were digested and thereafter metal concentrations of 23 elements lithium, beryllium, titanium, vanadium, chromium, manganese, iron, cobalt, nickel, copper, zinc, arsenic, selenium, molybde. One of the main characteristics of this drug is a short halflife in water. This tapeworm has been reported in asia, europe, australia, south africa and north america. The morphology, life cycle, transmission, host species and geographical distribution of bothriocephalus acheilognathi are presented.
Mar 26, 2018 the asian fish tapeworm aft, schyzocotyle acheilognathi, is a notorious and highly successful invasive parasite reported in a wide spectrum of freshwater fishes, and new reports of its spread continue to emerge. Topeka shiners have a ctm of 39 c at a 31 c acclimation temperature and their optimum temperature for growth is about 27 c. Research note update on the distribution of the invasive asian fish tapeworm, bothriocephalus acheilognathi, in the u. Parasites of invasive freshwater fishes and the factors. Bothriocephalus aegyptiacus, bothriocephalus gowkongensis. The importance of the disease, diagnosis, clinical signs, macroscopic and microscopic lesions pathological changes, disease mechanism. What links here related changes upload file special pages permanent link. Bothriocephalus acheilognathi, also known as the asian tapeworm, is a freshwater fish parasite that originated from china and eastern russia. Three parasitic species of cestoda helminthes belonging to genus bothriocephalus b. Fotoarchiv ustavu ekologie a chorob zvere, ryb a vcel obr.
Bothriocephalus this is a nasty parasite, not common in koi, but does happen. Initially, in the 1960s1970s in the former ussr and eastern european countries, the main vector of its spread appears to be the introduction of its native host, the asian grass carp ctenopharyngodon idella, for aquacultural purposes or for use in the control of. The asian tapeworm or asian fish tapeworm, bothriocephalus acheilognathi, is native to east asia and in the past few decades has been spread widely throughout the world via human activities to all continents except antarctica. A comparative study on the parasitic fauna of the common. Ultrastructure of the pseudophyllidean cestode bothriocephalus acheilognathi, parasite of freshwater fish of commercial importance pdf. Schyzocotyle acheilognathi formally known as bothriocephalus acheilognathi is a non native parasite, commonly known as the asian tapeworm. In north america it has been reported in mexico, british columbia throughout the. This study is performed on 142 carp fish cyprinus carpio l. The pathogen susceptibility of silver carp hypophthalmichthys molitrix and bighead carp hypophthalmichthys nobilis in the wabash river watershed project was undertaken to address the lack of available information regarding pathogens in the highly invasive silver and bighead carps, collectively known as bigheaded carps. The asian tapeworm bothriocephalus acheilognathi can be identified by the scolex shaped like an arrow head with a terminal disc that is undeveloped. Pdf occurrence of bothriocephalus acheilognathi in cyprinid. Bothriocephalus acheilognathi organization for tropical studies.
Pathogens with serious zoonotic potential include coxiella burnetti causing q fever, brucella causing brucellosis, leptospira causing leptospirosis, murray valley encephalitis virus and angiostrongylus cantonensis causing neurological disease and various gastrointestinal pathogens such as salmonella. Update on the distribution of the invasive asian fish. Bothriocephalus definition of bothriocephalus by medical. We anticipate at this time that this possibility will exist until mid june of 2020. Topeka shiners are capable of growth at dissolved oxygen concentrations as low as 2 mg. The molecular variation in bothriocephalus acheilognathi yamaguti, 1934 from 11 species of freshwater fish collected in australia, china, the czech republic, england and hawaii was investigated by determining the nucleotide sequences of the internal transcribed spacer region. This study presents the current geographical distribution of this cestode in the freshwater fish of mexico, highlighting infections in autochthonous and endemic species.
Seasonal study on bothriocephalus as indicator of metal. First record of the invasive tapeworm, schyzocotyle. Johnson1,4 1department of ecology and evolutionary biology, university of colorado, ramaley n122 cb334, boulder, colorado 80309 usa. The asian fish tapeworm bothriocephalus acheilognathi. A yes in table 2 does not mean that salt is the only treatment or the optimal treatment, just that it will work. At this time, there is no treatment that can be used. Due to staffing issues in parasitology, there may be a 2472 hour delay in testing turnaround time.
The cestode bothriocephalus acheilognathi yamaguti, 1934 has successfully infected some species of profundulus. Research note the asian fish tapeworm, bothriocephalus. Introduction of the parasite bothriocephalus acheilognathi yamaguti, 1934 with the herbivorous carp ctenopharyngodon idellus, and other cyprinids, has been. It is a generalized parasite that affects a wide variety of fish hosts, particularly cyprinids, contributing to its overall success. Bothriocephalidae, commonly called the asian tapeworm or asian fish tapeworm, was described from the cyprinid acheilognathus rhombeus collected from lake ogura on the yoda river which flows south from lake biwa in japan.
Bothriocephalus acheilognathi is a tapeworm that can infect a wide variety of freshwater fish but is primarily reported from cultured and wild carp. Occurrence of bothriocephalus acheilognathi in cyprinid fish from three lakes in the flood plain of the yangtze river, china. The study of infection by bothriocephalus has been mentioned in research publications which can be found using our bioinformatics tool below. This paper documents the first record of the asian fish. In the present study, the occurrence of invasive asian tapeworm bothriocephalus acheilognathi in different fish species from bafra fish lakes, the lower k. This cestode has low host specificity salgadomaldonado et al. Pathogen susceptibility of silver carp hypophthalmichthys. Examples of these activities include the movement of mostly cyprinid fish for aquaculture, the pet fish trade, aquatic weed control and mosquito control, and more recently in movement of bait fish. Calhoun1,2, travis mcdevittgalles1,3, and pieter t.
Bothriocephalus acheilognathi has a flattened scolex with two bothria deep, elongated sucking grooves dorsal and ventral as seen in figure 5. It has been introduced to the united states with grass carp and has caused serious problems with bait minnow producers. The asian fish tapeworm bothriocephalus acheilognathi yamaguti, 1934 has been widely disseminated around the world. A comparative study on the parasitic fauna of the common carp cyprinus carpio from ainkawa fish hatchery erbil and lesser zab river in kurdistan region, iraq a thesis submitted to the council of the college of education scientific departments in partial fulfillment of the requirements for the degree of master of science in biology by. Journal of academic documents for fisheries and aquaculture, 1. Hoffnagle research branch, arizona game and fish department, flagstaff, arizona 86004 abstract. Asian tapeworm schyzocotyle acheilognathi species profile. It absorbs nutrients directly across the tegument body covering, competing with the host animal for. Educational background degree year university major thesisdissertation ph. Bothriocephalus acheilognathi yamaguti, 1934 cestoda.
Control of many important parasitic diseases is still far from being satisfactory and further research is needed. Bothriocephalus acheilognathi yamaguti, 1934 is a cestode commonly found in native freshwater fishes from asia. Fish health laboratory quality assurance process basic. The effects of high temperature, low dissolved oxygen, and. The asian fish tapeworm, bothriocephalus acheilognathi, has invaded the lower little colorado. The bothriocephalid cestode bothriocephalus cuspidatus figure 6 occurred in perca flavescens and in sander vitreus. In the present work, we collected information from 651 articles up until 2017. For best results viewing and printing pdf documents, it is recommended that you download the documents to your computer and open them with adobe reader.
The asian fish tapeworm, bothriocephalus acheilognathi, in australian freshwater fishes. Checklist of the helminth parasites of the genus profundulus. Praziquantel at 2 10 mgl for 1 to 3 hours in a bath is effective in treating adult cestode infections in ornamental fish. Bothriocephalus acheilognathi, in the colorado river and tributaries, grand canyon, arizona, including two new host records mark j. Distribution and prevalence of the asian fish tapeworm. Pdf documents opened from your browser may not display or print as intended. Bothriocephalus acheilognathi cestoda in the endangered fish. Another bothriocephalid cestode, bothriocephalus acheilognathi figure 7, was found in semotilus atromaculatus and in notemigonus crysoleucas in a beaver pond at the base of rum hill. Pdf comparative invasive asian tapeworm bothriocephalus. All required documents should be organized into folders for various categories e.
Ecology bothriocephalus acheilognathi has a less complex life cycle than many tapeworm species, requiring only one intermediate host before reaching its final host hansen et. It can be identified by a unique fleshy, arrowhead or heart shaped scolex head region with a relatively undeveloped terminal disc, and two anterolaterally directed bothria slitlike openings which are short and deep scholz, 1997. Distribution of niclosamide residues in meat and internal. Bothriocephalus acheilognathi sa bothriocephalosis is an intestinal infection of certain fish by the cestode bothriocephalus acheilognathi, a pseudophyllidian tapeworm. The asian fish tapeworm aft, schyzocotyle acheilognathi, is a notorious and highly successful invasive parasite reported in a wide spectrum of freshwater fishes, and new reports of its spread continue to emerge. Download the latest version of adobe reader, free of charge.
In the present work, we collected information from 651 articles up until 2017, from. Introduction of the parasite bothriocephalus acheilognathi yamaguti, 1934 with the herbivorous carp ctenopharyngodon idellus, and other cyprinids, has been documented in almost every continent, except antarctica. North dakota s aquatic nuisance species species list north dakota game and fish department february, 20 the north dakota game and fish department, with input from members of the aquatic invasive. Paul loether, chief, national register of historic places. Bothriocephalus acheilognathi intestine squash veterinary. The lcr is the main tributary to the colorado river in grand canyon and is.
Bothriocephalus acheilognathi is a cestode which parasitizes freshwater fish, particularly cyprinids marcogliese, 2008. The asian tapeworm or asian fish tapeworm, bothriocephalus acheilognathi. Molecular variation of bothriocephalus acheilognathi yamaguti. The asian carp tapeworm has infected native fishes of concern in five states. Bothriocephalosis, asian tapeworm othriocephalosis is an intestinal infection of certain fish by the cestode bothriocephalus. Bothriocephalus acheilognathi, also known as the asian tapeworm, is a freshwater fish parasite. A series of experiments were performed to determine the distribution of niclosamide residues in the organs and meat of the carp, in controlled conditions. A comparative study on the parasitic fauna of the common carp. Disease bioinformatics research of infection by bothriocephalus has been linked to cestode infections, fish diseases, diphyllobothriasis, communicable diseases, teniasis.
Samples are collected from shatha fish farm randomly and on a monthly basis. The distribution of the introduced tapeworm bothriocephalus acheilognathi in australian freshwater fishes article pdf available in journal of helminthology 742. Significance of unimpeded flows in limiting the transmission. Bothriocephalus acheilognathi is within the scope of wikiproject animals, an attempt to better organize information in articles related to animals and zoology. It is a foreign parasite regarded as one which is monitored in common carp by the environment agency ea who will not allow movement of common carp between waters unless they have been checked for its presence. This process will help prepare labs for creation of a quality systems manual, which is a requirement for tier 2. There are two anterolateral bothria on the scole with proglottids directly behind the scolex. Start this article has been rated as startclass on the projects quality scale. It is native to east asia and over the last few decades has been spread widely throughout the world to all continents except antarctica via human activities including the movement of mostly cyprinid fish for aquaculture.
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