Outbreaks | Equine Disease Communication Center

Updates on current disease outbreaks are listed here as they occur and will include the date listed, disease name, location and current status. Specific premises will not be named but the general location by town, county and state will be listed. When locations, events or horses are at risk they will be listed. Updates will be posted as they are received.

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Strangles

District of Temiskaming, ON

Outbreak Identifier: 7261

Alert ID: 4794

December 15, 2025

Confirmed Case(s) - Voluntary Quarantine

Source: OMAFA

Number Confirmed: 3;
Number Suspected: Unknown;
Number Exposed: Unknown;
Facility Type: Boarding Facility;

Horse 1:
Clinical Signs: Three horses have been confirmed to have Strangles (clinical signs (nasal discharge, swollen lymph nodes) + positive test results). These horses and their direct contacts are being isolated together in an outside paddock.;

Comments: The facility owner, working with their veterinarian, has instituted voluntary animal movement restrictions and biosecurity protocols. To see past and present Strangles cases in Ontario go to: https://www.oahn.ca/resources/ontario-equine-disease-alerts/ and enter the disease surveillance portal.;;

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