10 out. PDF | This work describes the presence of Contracaecum sp. larvae (Nematoda: Anisakidae) found in food fish of economic importance. Contracaecum genus (Ascaridida: Anisakidae) is a nematode parasite of the fish- eating birds throughout the world. A heavy infection of Contracaecum sp. was. Birds are frequently mentioned as hosts of Contracaecum sp. One cormorant species, Phalacrocorax brasilianus (syn olivaceus) Gmelin, (TORRES, ;.

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In the cases of parasitism by C. In that case, the parasite observed was Contracaecum spiculigerum. In the present study, six animals OcntracaecumTratado de Animais Selvagens.

Anisakidae in Spheniscus magellanicus Aves: On histopathological examination, hyperemia of lungs, liver and spleen were found in all birds.

Spheniscidae were reported on the coast of Rio de Janeiro.

Spheniscidae from Argentinean coasts. Their development and transmission. However, parasite diversity studies in this bird are scarce and the presence of C. The necropsies were performed using the technique previously described by Zander et al. All of penguins were submitted to post-mortem examination.

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Micrographs of some morphological characteristics were obtained with an Olympus BX bright field microscope. In the present study, the underweightness and the palpable keel-shaped sternum observed were probably due to food privation Rupley Gastrointestinal helminthes of fish-eating ep from Valdivia River, Chile.


Five-micrometer sections were stained with hematoxylin and eosin HE. A mean width of 0.

Principles of disease prevention: One bird was contracawcum by C. In the female worms, the distance between the anus and the posterior end was 0. The ulcers were dark gray with their surfaces coated with mucus and their bases with a layer of necrotic tissue in which the heads of the parasites were buried.

In male worms, the elongated spicules were equal and the conical tail curved ventrally Fig. Gastric ulcers associated with Contracaecum spp. Penguins as marine sentinels. Several factors play a role in the weakening and high mortality rates of Magellanic penguins during the northward migration. The body showed a thick cuticle bearing transverse striations Fig. Co-infections with Contracaecum pelagicum and C. Co-infections by Csontracaecum pelagicum and C. Spheniscidae na costa do Estado do Rio de Janeiro.

Cabi Publishing, New York. Iowa State University Press, Ames. Parasites of the genus Contracaecum were present in all of the 11 studied animals.

s However, these birds become debilitated and malnourished, and often have infectious or non-infectious diseases, which interfere in the rehabilitation process Serafini et al. The aim of this paper was to report the occurrence and pathological findings of Contracaecum pelagicum and C.

Parasites of the genus Contracaecum Railliet et Henry, Nematoda: At the necropsy, one penguin 9. Spheniscidae on the coast of Rio de Janeiro State. They have found no obvious evidence of damage by the helminthes in any of the alimentary tracts of the Megadyptes antipodes in New Zeland.


Contracaecum sp | Parasites World

In the present study the cause of death was not fully elucidated. The presence of parasites only in the esophagus was observed in only one animal contracaevum. One of these animals 9. In Brazil, recent reports of parasitism by C. Accepted for publication on August 3, Mortality in little penguins Eudyptula minor along the coast of Victoria, Australia.

Spheniscidae has a pelagic and predatory habit, migrating from its reproductive colonies, through ocean currents, to the Brazilian continental shore to eat. Ascaroidea in a steller sea lion and a white pelican. S study of Contracaecum pelagicum Nematoda: A pink to bluish-pink hyaline material was formed deep in the gastric glands around the parasites. It is believed that infection has occurred due to piscivorous feeding habits during the pelagic time of S.

Histopathological findings wp esophagitis with helminthes segments inserted in the epithelium, showing discrete mixed inflammatory infiltrate of heterophils and mononuclear cells.

Contracaecum pelagicum was described infecting penguins from the species S.

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