trematode_metacercaria_family_Heterophyidae_01.jpg

Dark spots are Echinochasmus (trematode) metacercaria in gills.

Host tissue: 

gills

Photographer / Illustrator: 

Craig Banner

Pathogen life stage: 

metacercaria

Image type: 

Light Micrograph
Light MicrographBright Field
Light MicrographBright Fieldunstained
Trematode metacercaria in gills.
Click image to view at maximum resolution