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Trichodinid, fin of Corydoras catfish
Trichodinid, fin of Corydoras catfish

    Subgross photograph of fin biopsy sample of a Corydoras catfish with a trichodinid infestation. The fine hair-like cilia can be seen around the edge of the disk. The denticular ring is a characteristic of trichodinids. Unstained wet mount; original magnification, 400×.

Courtesy of Dr. Denise Petty

In these topics
Parasitic Diseases of Fish