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All Pathogens

These are all of the pathogen images in our database. Click a pathogen name to jump to the pathogen info page. Click an image to enlarge it, then use the left and right arrows to browse.
Bacteria
Goldfish displaying red patch on face due to bacterial infection.
Dermocystidium
Dermocystidium in gills of Fall Chinook.
Echinorhynch…
Female Echinorhynchus lageniformis.
Neascus
Comparison of normal fish (top) and fish infected with Neascus (bottom - spots).
Clinostomum (Yel…
Clinostomum metacercaria after emerging from the fish host.
Trematodes (fluk…
Trematode metacercaria from skin of coho salmon.
Plasmodium of developing Myxobilatus 11M21 myxospores.
Trematodes (fluk…
Adult trematode filled with eggs.
Trematodes (fluk…
Tissue section showing a trematode metacercaria in steelhead gill filament.
Trematodes (fluk…
Adult trematode from intestine.
Copepods
Adult Lepiophtherius on fish skin.
Copepods
Sealice and feeding scars on skin of trout.
Loma
Loma cysts in gill tissue.
Dermocystidium
Dermocystidium in gills
…
Light micrograph of plaque caused by IHN virus.
Echinorhynch…
Female Echinorhynchus lageniformis.
Bacteria
Goldfish displaying red patch on face due to bacterial infection.
Nanophyetus
Nanophyetus metacercaria in fresh tissue squash of intestine.
Trematodes (fluk…
Trematode metacercariae (arrowed) in gills.
Gloch…
Larval molluscs (glochidia) on gills of salmon.
…
Electron micrograph of IHN virus particles
Myxobolus cerebrali…
Triactinomyxon spores of M. cerebralis.
Microsporidia
Manayunkia sp. polychaete with microsporidian infection.
…
Fluorescence microscopy image of renibacterium cells.
Neoechinorhynchus s…
Male Neoechinorhynchus sp.
Chilodonella
Chilodonella cilliates.
Ambiphrya
Ambiphrya cilliates on gills.
Myxobolus squamalis…
Skin of fish showing several puckered scales, resulting from development of Myxobolus squamalis cysts in the scale pockets.
Neoechinorhynchus s…
Female Neoechinorhynchus sp. with eggs.
Mycobacterium mari…
Mycobacterial lesion in liver.
Flav…
Gill necrosis due to Columnaris
Myxobolus squamalis…
Myxobolus squamalis cyst beneath scale.
Ichthyo…
Heavy infestation of Ichthyophthirius.
Ambiphrya
Ambiphrya on head of fish.
Trematodes (fluk…
Fish with eyes distended by the presence of trematode metacercaria.
Dactylogyrus
Adult dactylogyrus showing its 4 eyespots.
Trichodina
Trichodina.
Echinochasmus
Trematode metacercaria in gills.
Echinorhynchus gadi…
Echinorhynchus gadi.
Lepeophtheirus s…
Adult sea lice on fish skin.
Myxobolus cerebrali…
Myxobolus cerebralis myxospore.
Posthodiplo…
Bluegill with heavy infection of white grub in its liver.
Myxobolus kisutchi…
Myxobolus kisutchi myxospores.
…
Dr. JoAnn Leong and her team during development of an IHNV vaccine.
Echinorhynchus gadi…
Proboscis of Echinorhynchus gadi.
Ichthyo…
Ichthyopterius.
Aca…
Thorny proboscis of acanthocephalan.
Gyrodactylus
Adult Gyrodactylus.
Echinorhynch…
Echinorhynchus lageniformis acanthella stage
Myxobolus cerebrali…
Rainbow trout infected with M. cerebralis, showing characteristic black tail.

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