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Hosts

These are images of fish and other species that can host pathogens. Most images show uninfected hosts. Click the host name to jump to the relevant info page. Click an image to enlarge it, then use the left and right arrows to browse.
Tubifex
Tubifex worms.
Tubifex
Tubifex worms forming a 'wormball'.
Tubifex
Tubifex worm being placed into tube for M. cerebralis assay.
yellow perch
Normal looking yellow perch.
yellow perch
Dissected yellow perch showing dragonfly nymphs in stomach contents.
yellow perch
Yellow Perch
Manayunkia sp.…
Cluster of tubes of Manayunkia polychaete worms.
Manayunkia sp.…
Cluster of tubes of Manayunkia polychaete worms.
Manayunkia sp.…
Tubes of Manayunkia polychaete worms.
shrew (unspecified)
Shrew found in Corvallis, Oregon.
shrew (unspecified)
Shrew found in Corvallis, Oregon.
Lumbriculus / black…
Mass of Lumbriculus worms.
Lumbriculus / black…
Lumbriculus worms.
signal crayfish
Native Oregon crayfish (signal crayfish?).
signal crayfish
Native Oregon crayfish (signal crayfish?).
algae
Diatom.
algae
Mass of algae / diatoms.
algae
Diatoms: commonly seen in skin scrapes of fish.
bryozoan
Bryozoan colony.
rough-skinned…
Rough-skinned newt
American wigeon
Male and female American wigeons
Juga snail
Juga sp. snails.
Juga snail
Juga sp. snails.
Nematode (free-living)…
Free-living nematode worm.

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