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NOAA Photo Library Image - fizh1751

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 of fish and causing a severe irritation. Epidemics among small fish are frequently caused by this parasite.

Image ID: fizh1751, NOAA's Historic Fisheries Collection
Location: Washington, Seattle
Photographer: Dr. Freddie Fish
Credit: NOAA Central Library Historical Fisheries Collection

High Resolution Photo Available

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Last Updated:
November 10, 2017