Figure 1. White sucker prepared for examination of internal organs. (A) White sucker opened along the mid ventral line to expose the internal organs, note the use of barbless fish hooks and elastic to keep the body cavity open. Also note the presence of granulomas on the liver. (B) White sucker liver removed from the fish for a more thorough examination. Note the small neoplasm. (Fig 1B Courtesy of C. Portt).

   Figure 1a

  Figure 1b

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