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... This paper presents the morphological, histological, molecular and ultrastructural data on Myxobolus lomi sp. nov., a parasite of the gill filaments of Prochilodus lineatus from the Peixes River (48º06′38″W; 22º 49′53.1″S), São Paulo State, Brazil. From 20 P. lineatus specimens examined, 90.0% (n=18) were infected. The plasmodia were white and round, measuring 250 to 300μm in diameter and the deve ...
... Infestations of blood flukes of the genus Cardicola have been observed in juvenile Pacific bluefin tuna (PBT) cultured in Japan. Infected fish harbor large numbers of parasite eggs in their gills. Although the link between blood fluke infection and juvenile mortality is not clear, accumulation of parasite eggs appears to be pathogenic to the fish. We investigated the origins, general morphology/di ...