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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.
Henneguya salminic…
Henneguya myxospores.
Neascus
Black spots on fin are Neascus.
Fungi and fun…
Severe fungal infection in skin of steelhead.
Echinochasmus
Trematode metacercaria in gills.
Myxobolus kisutchi…
Myxobolus kisutchi myxospores.
Echinochasmus
Developing Echinochasmus in gills of Oregon chub.
Gloch…
Larval molluscs (glochidia) on gills of salmon.
Neascus
Neascus in fin ray.
Ceratonova shasta
L14m7709_1145d_100bf_1_2a.jpg
Echinorhynch…
Male Echinorhynchus lageniformis.
Fungi and fun…
Fungal lesion on largescale sucker
Microsporidian spores.
Ambiphrya
Ambiphrya.
Henneguya salminic…
Fish muscle showing numerous white cysts of Henneguya salminicola.
Aca…
Acanthocephalan eggs.
Ichthyobodo
Ichthyobodo in Chinook gill section.
Trematodes (fluk…
Trematode metacercaria in gills.
…
Kidney tissue damage caused by Flavobacterium.
Echinorhynch…
Female Echinorhynchus lageniformis.
Aeromonas salmonic…
Red patches caused by Aeromonas infection.
Cryptobia salmosit…
Stained blood smear showing the hemoflagellate Cryptobia salmositica.
…
Filamentous flavobacteria on surface of gill.
…
Light micrograph of plaque caused by IHN virus.
Sanguinicola
Sanguinicola miracidium near gill filament.
Dermocystidium
Dermocystidium in gills of Fall Chinook.
Hexamita
Hexamita in stained skin smear
Neascus
Neascus metacercarium glowing brightly where it lets light through a thick tissue squash.
…
RTG-2 cells inoculated with IPNV
Ichthyophonus
Ichthyophonus growing in dead host tissue.
Nanophyetus
Nanophyetus metacercaria (black spots) on ventral surface of fish.
Copepods
Adult sea lice on fish skin.
Ichthyo…
Small white spots are Ich on the skin of Fall Chinook salmon.
Myxobolus cerebrali…
Myxobolus cerebralis developing in head cartilage.
Diplostomum spath…
Adult Diplostomum fluke.
Oncorhynchus ma…
Clinical signs of OMV
Salmincola
Numerous Salmincola copepods on gills of rainbow trout
Hysterothylacium
Hysterothylacium sp. nematode eggs.
Bacteria
Flavobacterium (thin filaments) adhering to gill epithelium.
Schistocephalus…
Schistocephalus flukes
Trematodes (fluk…
Trematode metacercariae (arrowed) in gills.
Henneguya salminic…
Trematodes (fluk…
Several species of adult trematodes from intestine.
Leeches (Hirudineans…
Pontobdella loricata leech on a shark.
Sanguinicola
Sanguinicola blood flukes in blood vessels of gills.
Trematodes (fluk…
Trematode metacercaria.
Neoechinorhynchus s…
Female Neoechinorhynchus sp.
Glugea
Glugea xenomas in kidney
Ceratonova shasta
Fish intestine showing swelling and pale lesions due to C. shasta infection
Mycobacterium mari…
Mycobacterial lesion in liver.
Sanguinicola
Sanguinicola blood fluke miracidium

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