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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.
Loma
Loma cyst in gill filament.
Neascus
Neascus metacercarium glowing brightly where it lets light through a thick tissue squash.
Aca…
Acanthocephalans attached to inside of intestine.
Fungi and fun…
Severe fungal infection in skin of steelhead.
Copepods
Adult Lepiophtherius on fish skin.
White Sturgeon…
Gill tissue infected with virus
Posthodiplo…
Bluegill with heavy infection of white grub in its liver.
…
Filamentous flavobacteria on surface of gill.
Neascus
Encysted Neascus in skin of fish.
Mycobacterium mari…
Mycobacterial lesion in liver.
Cryptobia salmosit…
Stained blood smear showing Cryptobia salmositica.
Myxobolus kisutchi…
Myxobolus kisutchi myxospores.
Neascus
Immature Neascus.
Ceratonova shasta
L14m7709_1145d_100bf_1_2a.jpg
Echinochasmus
Developing Echinochasmus in gills of Oregon chub.
…
RTG-2 cells inoculated with IPNV
Myxobolus insidiosu…
Myxobolus insidiosus myxospores.
Ichthyophonus
Histological image showing muscle tissue infected with ichthyophonus.
Philonema
Life cycle of the cestode Bothriocephalus sp.
Dactylogyrus
Adult dactylogyrus showing its 4 eyespots.
Bacteria
Bacterial lesion on side of trout.
Ceratonova shasta
Mature Ceratomyxa shasta myxospores.
Hemoflagellate
Stained blood smear showing hemoflagellates.
Trematodes (fluk…
Trematode from kidney of coho salmon.
Trematodes (fluk…
Adult trematode from gall bladder.
Mycobacterium mari…
Acid fast stain of mycobacterium.
Echinorhynch…
Echinorhynchus lageniformis acanthella stage
Neoechinorhynchus s…
Male Neoechinorhynchus sp.
Trematodes (fluk…
Trematode metacercariae (arrowed) in gills.
Ambiphrya
Ambiphrya.
Flav…
Partly dissected Koi carp.
Trematodes (fluk…
Trematode metacercaria from skin of coho salmon.
Posthodiplo…
Kidney squash from smallmouth bass showing whitegrub.
Lernaea (anchor worm…
Yellow egg sacs of anchor worms.
Trematodes (fluk…
Tissue section showing a trematode metacercaria in steelhead gill filament.
Trematodes (fluk…
Bluegill heart with white trematode metacercariae.
Trematodes (fluk…
Metacercariae in body cavity of stickleback.
Cilliates
Cilliates
Sanguinicola
Sanguinicola miracidium near gill filament.
Gyrodactylus
Adult Gyrodactylus.
Microsporidian spores.
…
Kidney necrosis and inflammation caused by Renibacterium salmoninarum.
Rhadinorhynchus sp.…
Anterior end of Rhadinorhynchus acanthocephalan.
Lepeophtheirus s…
Adult Lepiophtherius on fish skin.
Mycobacterium mari…
Tissue section showing mycobacterium lesion in sculpin.
Tumor-like lumps
Tumors on lips of spring Chinook salmon.
Bacteria
Flavobacterium (thin filaments) adhering to gill epithelium.
Myxobolus cerebrali…
Pansporocysts of M. cerebralis actinospores developing in gut wall of worm host.
Camallanus
Distinctive mouthparts of Camallanus nematode.
Tumor-like lumps
Tumor from coho salmon.

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