Fish viral diseases

Nodaviridae is a family of nonenveloped positive-strand RNA viruses. Vertebrates and invertebrates serve as natural hosts. Diseases associated with this family include: viral encephalopathy and retinopathy in fish. There are two genera in the family.

thumb|Transmission electron micrograph of a cell infected with ranaviruses, which gather in the cytoplasm and in the assembly bodies next to the contorted nucleus.

species of virus

species of virus

fish disease

disease in fishes

species of virus

Lymphocystivirus is a genus of viruses, in the family Iridoviridae. Fish serve as natural hosts. There are four species in this genus. Diseases associated with this genus include: tumor-like growths on the skin.