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Koi Dog — Clinical Risk Profile | VetTools | VetTools Clinical Intelligence

Koi

FISH· Lifespan: 25-35 years

📋 Breed Predispositions

Condition	Prevalence	Onset	Severity	Screening
Koi Herpesvirus (KHV / CyHV-3)	Major threat to koi populations	Any age (60-80% mortality)	LIFE THREATENING	PCR from gill biopsy or swab
Aeromonas / Pseudomonas Ulcer Disease	Common in spring	Any age	SEVERE	Culture of ulcer margins