Fish Health

The list below is a convenient tool for identifying fish of Wisconsin that require Viral Hemorrhagic Septicemia (VHS) testing. This list is not exhaustive and is adapted from the American Fisheries Society (AFS) Blue Book and the World Organization for Animal Health (WOAH) Aquatic Manual. This list is subject to change, as many species are likely susceptible to infection with VHS, but have not been tested or identified in natural infections.  

The list below is an abbreviated list of freshwater fishes determined to be susceptible to infection with the VHS virus or requiring special testing for surveillance.  ​​

Atlantic salmon/Landlocked Atlantic salmon (Salmo salar) ​

Black crappie (Pomoxis nigromaculatus)  

Bluegill (Lepomis macrochirus)  

Bluntnose minnow (Pimephales notatus)  

Brown bullhead (Ictalurus nebulosus)  

Brown trout (Salmo trutta)  

Chinook salmon (Oncorhynchus tshawytscha)  

Coho salmon (Oncorhynchus kisutch) 

Emerald shiner (Notropis atherinoides)  

Fathead minnow (Pimephales promelas) 

Freshwater drum (Aplodinotus grunniens)  

Gizzard shad (Dorosoma cepedianum)  

Lake cisco (Coregonus artedi) 

Lake trout (Salvelinus namaycush) 

Lake whitefish (Coregonus clupeaformis)  

Largemouth bass (Micropterus salmoides)   

Muskellunge (Esox masquinongy)  

Northern Pike (Esox lucius)  

Pumpkinseed (Lepomis gibbosus)  

Rainbow trout (Onchorhynchus mykiss)  

Rainbow trout x coho salmon hybrids (Oncorhynchus mykiss X Oncorhynchus kisutch hybrids) 

Rock bass (Ambloplites rupestris)  

Round goby (Neogobius melanostomus)  

Smallmouth bass (Micropterus dolomieu)  

Spottail shiner (Notropis hudsonius)  

Steelhead trout (Oncorhynchus mykiss) 

Striped bass (Morone saxatilis) 

Walleye (Sa​nder vitreus)  

White bass (Morone chrysops)  

White perch (Morone americana)  

Yellow perch (Perca flavescens) 




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