Koi herpesvirus disease,
Canada
Information received on 07/09/2018 from Dr Jaspinder Komal, Deputy Chief Veterinary Officer, Canadian Food Inspection Agency, Canadian Food Inspection Agency, Ottawa, Canada
Summary
Report type Immediate notification (Final report)
Date of start of the event 16/07/2018
Date of confirmation of the event 27/08/2018
Report date 07/09/2018
Date submitted to OIE 07/09/2018
Date event resolved 28/08/2018
Reason for notification First occurrence of a listed disease
Manifestation of disease Clinical disease
Causal agent Koi herpesvirus
Nature of diagnosis Laboratory (advanced)
This event pertains to a defined zone within the country
New outbreaks (1)
Outbreak 1 Cypress County, Alberta
Date of start of the outbreak 16/07/2018
Outbreak status Resolved (28/08/2018)
Epidemiological unit Pond
Water type Fresh water
Population type Farmed
Production system Closed
Affected animals
Species Morbidity Mortality Susceptible Cases Deaths Killed and disposed of Slaughtered
Koļ carp (Cyprinus carpio) 100 % 81 % 75 75 61 14 0
Affected population Ornamental backyard pond (pets)
Summary of outbreaks Total outbreaks: 1
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Koļ carp (Cyprinus carpio) 75 75 61 14 0
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Koļ carp (Cyprinus carpio) 100.00% 81.33% 81.33% 100.00%
*Removed from the susceptible population through death, destruction and/or slaughter
Epidemiology
Source of the outbreak(s) or origin of infection
  • Introduction of new live animals
Control measures
Measures applied
  • Traceability
  • Vaccination permitted (if a vaccine exists)
  • No treatment of affected animals
Measures to be applied
  • No other measures
Diagnostic test results
Laboratory name and type Species Test Test date Result
Fisheries water institute (National laboratory) Koļ carp (Cyprinus carpio (koi)) polymerase chain reaction (PCR) 16/07/2018 Positive
Fisheries water institute (National laboratory) Koļ carp (Cyprinus carpio (koi)) reverse transcription - polymerase chain reaction (RT-PCR) 16/07/2018 Positive
Fisheries wildlife institute (National laboratory) Koļ carp (Cyprinus carpio (koi)) gene sequencing 27/08/2018 Positive
Future Reporting
The event is resolved. No more reports will be submitted.
Map of outbreak locations