ICHTHYOBODO NECATOR PDF

PDF | Ichthyobodo necator is a parasitic flagellate that attacks fishes, causing disease problems in freshwater worldwide. Findings of similar. Ichthyobodo necator or Costia necatrix as it is more commonly known is a very important protozoan parasite of cultured fish throughout the world. Its importance . Ichthyobodo necator or Costia necatrixas it is more commonly known is a very important protozoan parasite of cultured fish throughout the world. Its importance .

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Pathology Epithelial or epidermal cells become necrotic followed by sloughing of them and haemorrhages.

Ichthyobodo necator (Kinetoplastida)–a complex of sibling species.

Search form Search this site. Diagnosis Check the flagella in a wet-mount preparation. The free, non-feeding form has an oval body and swims by 2 rarely 4 unequal flagella. Parasite Ichthyobodo necator Taxonomy Sarcomastigophora, Ichthyobodonidae Host Salmonid fishes Infection site Skin, fin, gill Clinical signs Heavily infested fish exhibits anorexia and petechial haemorrhagic lesions in the skin Fig.

Widespread – especially in fish in poor quality water Hosts: The ectoparasite is observed by light microscopy Fig.

Gill filaments are fused. Though many Ichthyobodo which infect freshwater necatoe marine fishes were described as Ichthyobodo necatorit was indicated by transmission experiments and gene analyses that most of them are different species from I.

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Ichthyobodo necator Kinetoplastida — a complex of sibling species. Gills and body surfaces References: A review of Ichthyobodo infection in marine fishes. Since this parasite is not infectious to human, it is harmless in food hygiene.

Neactor disease signs include listlessness, anorexia and flashing behavior, and in more advanced cases a blue-gray film will appear on the surface of the fish.

The parasite body is pyriform and m m in size Fig. Check the flagella in a wet-mount preparation. Other information A new control method using green tea extract and its active ingredient a kind of catechin is investigated because the pharmaceutical law in Japan prohibited the therapeutic use of formalin for food fish Suzuki et al.

Ichthyobodo also known as: Parasitology The parasite body is pyriform and m m in size Icchthyobodo.

Widespread – especially in fish in poor quality water. Wet mount of I. If the gills are infested, gill hyperplasia and lamellar fusion can idhthyobodo seen, as well as secondary fungal infections. Click image to view at maximum resolution. Disease caused by an organism in the genus Ichthyobodo also known formally as Costia is commonly referred to as Ichthyobodiasis or Costiasis.

Ichthyobodo necator (Kinetoplastida)–a complex of sibling species.

Efficacy of green tea extract on removal of the ectoparasitic flagellate Ichthyobodo necator from chum salmon, Oncorhynchus ketaand masu salmon, O. Infectious and parasitic diseases of fish and shellfish.

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Ichthyobodo infection does not pose any human health concerns. Health hazard Since this parasite is not infectious to human, it is ichthyoboeo in food hygiene. Haemorrhagic lesions caused by I.

Epithelial or epidermal cells become necrotic followed by sloughing of them and haemorrhages. Gills and body surfaces. A new control method using green tea extract and its active ingredient a kind of catechin is investigated because the pharmaceutical law in Japan prohibited the therapeutic use of formalin for food fish Suzuki et al.

Heavily infested fish exhibits anorexia and petechial haemorrhagic lesions in the skin Fig. The pathogen is spread from one fish to another, making it a significant disease in fish aquaculture.

Icthhyobodo to main content. This fish pathogen is a um flagellated protozoan parasite and is called both Ichthyobodo necator and Ichthyobodo pyriformis in scientific literature. Aquaculture, Juvenile fish are the most susceptible to the parasite.

Lom, J and I.