Picture this: over 56,000 turkeys on the brink of a devastating fate, all because of a sneaky virus sweeping through Ontario's poultry farms. It's a stark reminder of the challenges facing our food supply, and it's happening right now in North Perth. But here's where it gets really interesting – we're diving into a situation that's not just about birds, but touches on wildlife, human health, and even ethical dilemmas. Stick around, because there's more to this story than meets the eye, and you might be surprised by the twists.
London (https://www.cbc.ca/news/canada/london)
A recent outbreak of avian influenza has struck a commercial poultry operation in North Perth, marking yet another incident in a string of similar events across southern Ontario over the past few weeks.
This particular flare-up is part of six ongoing avian flu cases in the province, with the remaining five originating from Strathroy-Caradoc.
Matthew Trevithick (https://www.cbc.ca/news/author/matthew-trevithick-1.7020369) · CBC News
· Posted: Dec 18, 2025 5:48 AM EST | Last Updated: 1 hour ago
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According to the Canadian Food Inspection Agency (CFIA), highly pathogenic avian influenza, commonly known as HPAI, was confirmed at the undisclosed farm on Monday, impacting approximately 56,000 turkeys. To put this in perspective for beginners, HPAI is a severe form of bird flu that's highly contagious and can spread quickly through flocks of poultry, often leading to high mortality rates if not controlled.
The agency plans to 'humanely depopulate' the affected birds and ensure their disposal follows all provincial guidelines, as outlined in a Wednesday email statement. This process, while necessary to prevent further spread, raises questions about animal welfare – is it truly humane, or are there better ways to manage such outbreaks? We encourage you to share your thoughts in the comments below.
- Avian flu kills Canada geese in Woodstock, Ont., but unlike commercial birds, experts not worried (https://www.cbc.ca/news/canada/london/avian-flu-kills-canada-geese-in-woodstock-ont-but-unlike-commercial-birds-experts-not-worried-9.7000344)
The CFIA keeps the exact name and location of impacted farms confidential, but they've set up a primary control zone (PCZ) in the Listowel region to curb the virus's spread. You can find more details here: (https://inspection.canada.ca/en/animal-health/terrestrial-animals/diseases/reportable/avian-influenza/latest-bird-flu-situation/status-province/ai-zones#pcz315). The core infected area is situated southwest of the town, with Listowel falling under the broader restricted zone.
Any movement of birds, their products, or by-products into, out of, or within the PCZ requires official permission. Once the CFIA confirms the disease has been eradicated from the region, the PCZ can be lifted – check out the guidelines at (https://inspection.canada.ca/en/animal-health/terrestrial-animals/diseases/reportable/avian-influenza/surveillance/path-revoking-primary-control-zone).
WATCH | Mass geese die-off in Manitoba likely from avian flu, expert says:
Avian flu suspected after dozens of geese found dead in Lockport
December 10|
Duration 1:31
Yet another large-scale death of Canada geese has occurred in southern Manitoba, this time north of Winnipeg. While the exact cause hasn't been verified, a biologist from the Canadian Wildlife Service believes avian flu is the culprit, following a similar incident that claimed over 100 geese in Niverville just last week.
The CFIA notes that the source of this outbreak remains unidentified, with factors like the movement of wild birds potentially playing a role in introducing HPAI. 'The ongoing HPAI detections in both wild and domesticated birds across Canada serve as a crucial alert for poultry owners and service providers to stay alert and implement robust biosecurity protocols,' they stated. For those new to this, biosecurity means simple steps like keeping wild birds away from coops, disinfecting equipment, and limiting farm access – think of it as a shield against invisible threats.
This incident joins five other active avian flu cases in Ontario, all announced last month in Strathroy-Caradoc, with the most recent on November 29 affecting close to 100,000 turkeys, per the CFIA.
- 4 poultry farms in southwestern Ontario hit with avian flu resulting in 63k birds culled so far (https://www.cbc.ca/news/canada/london/4-poultry-farms-in-southwestern-ontario-hit-with-avian-flu-resulting-in-63k-birds-culled-so-far-9.6996593)
The prevailing strain making the rounds is the extremely infectious H5N1, capable of racing through domestic poultry groups rapidly. In rare instances, it can also infect humans, as per the CFIA – usually when individuals have direct exposure to diseased birds or highly polluted settings, like agricultural workers. And this is the part most people miss: while human cases are uncommon, they highlight the bridge between animal and human health, sparking debates on global pandemics.
Avian influenza, or bird flu, doesn't discriminate; it impacts various food-producing birds, pet birds, wild avian species, and even some mammals, according to the CFIA. It naturally thrives in wild birds and waterfowl, with migratory patterns aiding its dispersal. For example, a flock of ducks flying north could unknowingly carry the virus, infecting new areas.
Canada currently has at least 73 active avian flu outbreaks, with almost half concentrated in British Columbia.
But here's where it gets controversial: Is mass culling the best solution, or should we invest more in vaccines and prevention to avoid such losses? Some argue it's a necessary evil to protect the industry and public health, while others see it as an overreaction that could be mitigated with better research. What do you think – is this approach fair to farmers, animals, and consumers? Drop your opinions in the comments; we'd love to hear your take!
ABOUT THE AUTHOR
Matthew Trevithick is a radio and digital reporter with CBC London. Before joining CBC London in 2023, Matthew worked as a reporter and newscaster with 980 CFPL in London, Ont. Email him at matthew.trevithick@cbc.ca.
