Pathogens

Identification Tools

The following are pathogens that threaten Nebraska’s native species.
Click any photo below to learn more about these pathogens and what you can do to help.

Established
Chytrid Fungus

Chytrid Fungus

Batrachochytrium dendrobatidis

A fungus that infects amphibians in their keratin containing skin layers.

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Established
Heterosporosis

Heterosporosis

A parasite that infects and degrades muscle tissue of yellow perch and other fish species. It creates thick sporophorocysts, in which spores develop.

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Potential
Largemouth Bass Virus

Largemouth Bass Virus

Most bass with LBV will appear completely normal. In some cases, dying fish will be near the surface and have trouble swimming.

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Potential
Thousand Cankers Disease of Walnut Trees

Thousand Cankers Disease of Walnut Trees

Geosmithia morbida

Causes yellowing of leaves and thinning foliage. Then, fungus kills localized areas, causing branch dieback.

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Potential
Viral Hemorrhagic Septicemia (VHS)

Viral Hemorrhagic Septicemia (VHS)

Novirhabdovirus sp.

Fish will show widespread hemorrhages (bleeding) throughout body surface; eye, skin and fins and also within the internal organs.

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Potential
Whirling Disease

Whirling Disease

Myxobolus cerebralis

This parasite prevents the fish from foraging for food and evading predators, resulting in death.

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Established
White Nose Syndrome

White Nose Syndrome

Geomyces destructans

White fungus appears on the muzzle and other body parts of infected bats. Causes skin erosion and abnormal bat behavior leading to death.

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