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Occurrence of Crepidostomum metoecus (Braun, 1900) in Britain


DURING the course of an investigation into the food and parasites of freshwater fishes in west Wales it was found that 74 per cent of 1,294 trout, Salmo trutta L., and 33.9 per cent of the 274 salmon parr, Salmo solar L., examined were infested with two species of Crepidostomum, namely, C. farionis (Müller) and C. metoecus (Braun). The parasites also occurred in one of the 243 eels, Anguilla anguilla (L.); but it is believed that the latter species constituted an accidental host.

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  1. Braun, M., Zool. Anz., 23, 387 (1900).

    Google Scholar 

  2. Nybelin, O., Ark. Zool., 25, B, 1 (1933).

    Google Scholar 

  3. Corbett, M. P., Parasitol., 45, 186 (1955).

    Article  CAS  Google Scholar 

  4. Dollfus, R. P., Arch. Inst. Pasteur Maroc, 4, 104 (1951).

    Google Scholar 

  5. Haderlie, E. C., Univ. Calif. Pub. Zool., 51, 303 (1953).

    Google Scholar 

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THOMAS, J. Occurrence of Crepidostomum metoecus (Braun, 1900) in Britain. Nature 180, 1492–1493 (1957).

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