7170

• UCREFRP Catalog Number: 7170
• Author: Meyer, F. P. and L. A. Barclay
• Title: Editor
• USFW Year: Series
• USFW - Doc Type: 1990
• Copyright Material: NO

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THE ROLE OF INFECTIOUS AGENTS IN FISH KILLS 47
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Lymphocystis is a disfiguring viral disease of walleyes. However, this disease is not the cause of fish kills,
though it causes significant public concern about the edibility of infected fish.
Edwardsiella tarda, a bacterial pathogen, causes gross hemorrhagic lesions on the body of
fish. As the infection progresses, the lesions often become necrotic.