Abstract

Austrodiplostomum compactum (Platyhelminthes, Digenea) eye flukes of several species of fishes. The presence of this parasite, in extreme cases, can cause swelling of the eyelids, displacement of the retina, opacity of the crystalline lens and blindness or even death. The present study it registers new occurrences of this metacercariae infecting the eyes of four new hosts of fish, Serrasalmus maculatus collected in the Rosana reservoir in the Paranapanema river and Hypostomus regani, Schizodon borellii and Auchenipterus osteomystax collected in the the Upper Paraná River floodplain.

Highlights

  • Austrodiplostomum compactum (Platyhelminthes: Digenea) parasita os olhos de várias de espécies de peixes

  • The present study it registers new occurrences of this metacercariae infecting the eyes of four new hosts of fish

  • Serrasalmus maculatus collected in the Rosana reservoir in the Paranapanema river

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Summary

Introduction

Austrodiplostomum compactum (Platyhelminthes: Digenea) parasita os olhos de várias de espécies de peixes. O presente estudo registra novas ocorrências desta metacercária infectando os olhos de quatro novos hospedeiros de peixes, Serrasalmus maculatus coletado no reservatório de Rosana no rio Paranapanema e Hypostomus regani, Schizodon borellii e Auchenipterus osteomystax coletados na planície de inundação do alto rio Paraná.

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