Koi herpesvirus disease,
Belgium
Information received on 24/07/2009 from Mr Luc Lengelé, Conseiller Général et Chef des Services Vétérinaires , Service Public Fédéral Santé Publique, Service Politique Sanitaire, Animaux et Végétaux , BRUXELLES, Belgium
Summary
Report type Immediate notification
Date of start of the event 16/06/2009
Date of confirmation of the event 19/07/2009
Report date 24/07/2009
Date submitted to OIE 24/07/2009
Date event resolved 31/12/2015
Reason for notification Recurrence of a listed disease
Date of previous occurrence 1999
Manifestation of disease Clinical disease
Causal agent Herpesvirus
Nature of diagnosis Clinical, Laboratory (advanced), Necropsy
This event pertains to a defined zone within the country
Related reports Immediate notification (24/07/2009)
Follow-up report No. 1 (31/07/2009)
Follow-up report No. 2 (31/12/2015)
New outbreaks (2)
Outbreak 1 (2009/01) Familleureux, Hainaut
Date of start of the outbreak 16/06/2009
Outbreak status Resolved (25/06/2009)
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
Carp koi (Cyprinus carpio koi) 1 (scale 0 to 5) 1 (scale 0 to 5)
Affected population Private pond
Outbreak 2 Oheye, Namur
Date of start of the outbreak 12/07/2009
Outbreak status Resolved (17/07/2009)
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
Carp koi (Cyprinus carpio koi) 1 (scale 0 to 5) 1 (scale 0 to 5)
Affected population Private pond
Summary of outbreaks Total outbreaks: 2
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Carp koi (Cyprinus carpio koi) **
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Carp koi (Cyprinus carpio koi) ** ** ** **
*Removed from the susceptible population through death, destruction and/or slaughter
**Not calculated because of missing information
Epidemiology
Source of the outbreak(s) or origin of infection
  • Unknown or inconclusive
  • Carrier fish and reactivation after spawning.
Control measures
Measures applied
  • Disinfection / Disinfestation
  • Modified stamping out
  • Official disposal of carcasses, by-products and waste
  • Vaccination prohibited
  • No treatment of affected animals
Measures to be applied
  • No other measures
Diagnostic test results
Laboratory name and type Species Test Test date Result
Centre d'économie rurale (CER), Marloie (Regional Reference Laboratory) Carpe koi (Cyprinus carpio koi) polymerase chain reaction (PCR) 19/06/2009 Positive
Centre d'économie rurale (CER), Marloie (Regional Reference Laboratory) Carpe koi (Cyprinus carpio koi) polymerase chain reaction (PCR) 15/07/2009 Positive
Centre d'économie rurale (CER), Marloie (Regional Reference Laboratory) Carpe koi (Cyprinus carpio koi) virus isolation 19/06/2009 Positive
Centre d'économie rurale (CER), Marloie (Regional Reference Laboratory) Carpe koi (Cyprinus carpio koi) virus isolation 15/07/2009 Positive
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.
Map of outbreak locations