Pox virus (<i>Epithelioma papulosum</i>)


Hyperplastic growth on fins
Large amounts of surplus white tissue grow on the fins forming a large white mass.
Red/grey raised spots
Red/grey spots can be seen raised over the body.
White raised spots (1-2mm)
White raised spots of 1-2mm are apparent all over body and fins.
Growth poor
Parasite infested fish show very slow or no growth, as parasite is taking the food.


Viral infection as named above. Also called cyprinid herpesvirus. This is a benign infection, rarely fatal.


No known cure but remission often takes place spontaneously, after a period of time.


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DNA and RNA diagnostic references

CyHV-3: the third cyprinid herpesvirus.

From Dis.Aquat.Organ. 2013  July 22 ; 105(2): 163-74

Michael Gotesman et al. 

Clinical Division of Fish Medicine, Univ. of Vet. Med. Vienna Austria.


There are 4 disease pictures available. Please log in to see them.

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