pl23_fizh1751.jpg
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https://www.noaa.gov/media/digital-library-photo/pl23fizh1751jpgDescription
A single parasite (Cyclochaeta) enlarged 150 diameters. The mouth may be seen entering one side of the parasite as well as the gear shaped skeleton.Cyclochaeta is a complex single-celled parasite living on the skin and gills offish and causing a severe irritation. Epidemics among small fish are frequently caused by this parasite.
Credit
NOAA Central Library Historical Fisheries Collection
Photographer
Dr. Freddie Fish
Location
Washington, Seattle
Collection
Historic Fisheries