Highly pathogenic avian influenza,
Canada
Information received on 19/12/2014 from Dr Martine Dubuc, OIE Delegate for Canada, Chief Food Safety Officer Vice-President, Science Branch, Health Ministry, Canadian Food Inspection Agency, Ottawa, Canada
Summary
Report type Follow-up report No. 3
Date of start of the event 30/11/2014
Date of confirmation of the event 01/12/2014
Report date 19/12/2014
Date submitted to OIE 19/12/2014
Date event resolved 25/03/2015
Reason for notification Recurrence of a listed disease
Date of previous occurrence 01/2008
Manifestation of disease Clinical disease
Causal agent Highly pathogenic avian influenza virus
Serotype H5N2
Nature of diagnosis Laboratory (advanced)
This event pertains to a defined zone within the country
Related reports Immediate notification (03/12/2014)
Follow-up report No. 1 (09/12/2014)
Follow-up report No. 2 (12/12/2014)
Follow-up report No. 3 (19/12/2014)
Follow-up report No. 4 (08/01/2015)
Follow-up report No. 5 (21/04/2015)
Follow-up report No. 6 (05/06/2015)
New outbreaks (2)
Outbreak 1 (BC-2014-NAI-010) Langley, BRITISH COLUMBIA
Date of start of the outbreak 13/12/2014
Outbreak status Resolved (25/03/2015)
Epidemiological unit Farm
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 53200 15 15 53185 0
Affected population BC-2014-NAI-010 Table egg layer farm.
Outbreak 2 (BC-2014-NAI-011) Langley, BRITISH COLUMBIA
Date of start of the outbreak 17/12/2014
Outbreak status Resolved (25/02/2015)
Epidemiological unit Farm
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 11800 60 60 11740 0
Affected population BC-2014-NAI-011 Chicken broiler breeder farm.
Summary of outbreaks Total outbreaks: 2
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 65000 75 75 64925 0
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Birds 0.12% 0.12% 100.00% 100.00%
*Removed from the susceptible population through death, destruction and/or slaughter
Epidemiology
Source of the outbreak(s) or origin of infection
  • Unknown or inconclusive
Epidemiological comments The two (2) new outbreaks in this report are located in the same area as all other outbreaks in the province of British Columbia. The CFIA continues to implement stamping out measures.
Control measures
Measures applied
  • Movement control inside the country
  • Screening
  • Disinfection / Disinfestation
  • Quarantine
  • Stamping out
  • Zoning
  • Vaccination prohibited
  • No treatment of affected animals
Measures to be applied
  • No other measures
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.
Map of outbreak locations