Disease library

Fish disease library

Every disease, parasite, and infection in our knowledge base. Tap the keywords to narrow the list — the page updates with a clean, shareable URL.

3 conditions

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Koi & Pond

Koi Herpes Virus (KHV)

Notifiable viral disease devastating koi populations worldwide. Mortality 80–100%. No cure — only management and prevention.

Critical

Freshwater Tropical

Lymphocystis Disease

Virus disease of aquarium fish. Key signs: wart-like, cauliflower-shaped, pinkish-white nodules on skin and fins (greatly enlarged virus-infected…

Mild