West Nile Virus

Eastern Equine Encephalitis Confirmed in Ontario

On August 16, 2013, the Ontario Ministry of Agriculture and Food (OMAF) was notified of a confirmed case of Eastern Equine Encephalitis (EEE) in one horse in Simcoe County. The 11-year-old gelding had an incomplete vaccination history and no history of travel outside the county. The horse exhibited acute onset of depression and fever, with some neurological […]

Equine Canada Health Alert Updates

Horse Tests Positive for Vesicular Stomatitis in Las Animas, Colorado August 2, 2012 A horse tested positive for vesicular stomatitis (VS) in Las Animas County, Colorado on August 2, 2012. Vesicular Stomatitis is a reportable disease as per the Canadian Food Inspection Agency (CFIA), meaning that horse owners must immediately report the presence of any […]

West Nile Virus Advisory for Ontario

Equine Canada’s Health and Welfare Committee believes the information contained in this advisory is of national importance to Canadian horse owners. The advisory appears below. West Nile Virus (WNV) is endemic in Ontario and cases occur in the horse population at varying levels each year. There is the potential for a significant increase in the […]

West Nile Virus Confirmed in the Toronto Area

On September 12, the Ontario Ministry of Agriculture, Food and Rural Affairs (OMAFRA) was notified of a positive test result for West Nile Virus (WNV) in a horse from the Toronto area. The horse displayed signs of fever, muscle tremors, gait abnormalities (ataxia) and weakness. The horse is recovering under veterinary medical supervision. Veterinarians in […]

West Nile Virus in Ontario

Since October 19, 2017, three cases of West Nile Virus in Frontenac County, Oxford County and the Regional Municipality of Halton have been reported

West Nile Virus in Sudbury, Ontario

On August 11, the Ontario Ministry of Agriculture, Food and Rural Affairs (OMAFRA) was notified of a positive test result for West Nile Virus (WNV) in a horse from the Sudbury area. The unvaccinated mare developed neurological signs which progressively became worse over 48 hours and necessitated humane euthanasia. During this time of year, veterinarians […]