Fulltext – A Note on Lernaea Cyprinacea (Crustacea, Copepoda, Lernaeidae) Parasitizing the Cultured Sailfin Molly Poecilia latipinna and Their Control with. Approximately species of lernaeids (Lernaea and Lernaea-like parasites) have been described. Lernaea cyprinacea, one of the more common species. Life history study on Lernaea cyprinacea showed that the first copepodid stage appeared 3–4 days after hatching and there are six copepodid stages similar to.

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Puntus pulchellus Day —an endangered native carp of peninsular India: Potassium permanganate is usually considered the best treatment and can be used either as a tank treatment or a “dip”. The distal half of the middle setae is long and feathered. The oviposition and hatchability of the few Boophilus microplus that complete their lifecycle on the doramectin treated cattle were severely reduced Gonzales et al. The fish reacts by trying to isolate the parasite and form a compact sheath.

Atlantic Ocean the body of water between Africa, Europe, the southern ocean above 60 degrees south latitudeand the western hemisphere.

Lernaea cyprinacea

Removing fish from the system for 7 days will break the life cycle in the tank because larval stages cannot survive without a host for this time period. However, the resistance shown by C. Crit Rev Environ Control. The spread of furunculous in salmonids in Norwegian rivers.

dyprinacea The formation of this sheath causes the tissues of the fish to swell. Among the exotic fish varieties identified in the domestic market of India, Poecilids like sailfin molly Poecilia latipinnaswordtail Xiphophorus helleriguppy Poecilia reticulata and platy Xiphophorus maculatus contribute for cyprinnacea percent of the market share Elamparithy, ; Mahapatra et al. Kent ML, Fournie W.


Host rejection of Lernaea cyprinacea L. Temporal patterns of sea louse infestation on wild Pacific salmon in relation to the fallowing of Atlantic salmon farms. However, the removal is not always complete; sometimes the anchor portion remains embedded.

WoRMS – World Register of Marine Species – Lernaea cyprinacea Linnaeus,

Similar Articles in this Journal. After this metamorphosis, no further development occurs unless a host is found. The females seek their second host. Cirrhinus mrigalaCtenopharyngodon idella cyprlnacea Cyprinus carpio from the same culture pond did not develop Lernaea infection.

Pathological changes caused by the parasite as evidenced by the extensive hemorrhage and tissue necrosis of the host at the point of parasite attachment was most severe in P.

Lernaea – Wikipedia

Kumaraguru VasagamM. Lernaea also incorrectly spelled Lernea is a genus of copepod crustaceans commonly called anchor wormsparasitic on freshwater fishes.

Lernaea has also been reported to infest amphibians.

In this free-swimming stage the female becomes fertilized and the male dies without developing further. The test included four treatments and one control and there were three randomly allocated replicates of each treatment and control tanks. Again, if cyprlnacea drugs or pesticides described above are not an option, then 4. Effect of food and temperature on Aedes aegypti L. Parasites, infections and disease of fish in Africa. Fish can survive Lernaea infection, but chronic conditions frequently result in poor growth and body condition.

It is an exceptionally thermophilic organism of southern origin, and it develops successfully only lernaaea high temperatures. Each released egg hatches within 24—36 hours.

Wounds resulting from an infection with Lernaea should be closely monitored, and optimal water quality should be maintained for the duration of treatment to minimize risk of secondary bacterial and fungal infection.


Calman, ; Gurney, ; Hoffman, ; Yamaguti, Evaluation of efficacy of doramectin administered through oral and intramuscular routes against L. Common sites of Lernaea infections include the skin, fins, gills, and oral cavity Figure 2. Procedures for the laboratory rearing of Lernaea cyprinacea L. This is matching as reported by Medeiros and Maltchik Puntius pulchellusonce a major fishery of Tungabhadra reservoir in India and recorded from major rivers of peninsular India Menon has presently declined to the status of critically endangered fish species Rema Devi and Ali The farmers are unable to sell these sick fish, and lose a great amount of money.

A higher affinity of L.

Twenty one numbers of P. Another factor which may be responsible for the resistance shown by C.

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They are partially covered by upper lip as well as by maxillule. Koerting W Neue Fischarten—neue Fischkrankheiten. Help us improve the site by taking our survey. Similarly, fish population density can affect the competition between fish McMicheal and Pearsonlernafa to stress and render the host species susceptible. Cypprinacea concentration kills fish, but not the adult parasite, so that effective attack can only be made on larvae during spring. Doramectin is a fermentation derived endectocidal agent of the avermectin class and is claimed to have a highly active broad-spectrum anti-parasitic activity.