Bird Flu Now ‘Widespread’ in Massachusetts, Officials Warn


Massachusetts faces a severe bird flu outbreak, affecting wild and domestic birds across multiple communities. Officials report this as the most significant avian influenza event since 2021. State environmental and health agencies observed a surge in bird deaths linked to the virus. Incidents span from Plymouth’s Billington Sea to a pond in Hudson, with dozens of Canada geese, swans, and other avian species succumbing to the illness.

Authorities urge residents to avoid handling sick or dead birds and promptly report any suspicious cases. Recognizing the outbreak’s widespread nature, officials are working to test suspected cases and safely dispose of affected birds. As the situation develops, state agencies continue to monitor and respond to new incidents, emphasizing public awareness and safety measures to curb the spread of this highly contagious avian disease.

What Is a Bird Flu?

Bird flu, also known as avian influenza, is a virus that primarily affects birds but can also infect humans and other animals. This virus is highly contagious among birds and can be deadly, especially in domestic poultry like chickens, ducks, and turkeys.

There are different strains of the avian influenza virus, some more severe than others. Based on their ability to cause bird disease, the strains are categorized into “high pathogenicity” and “low pathogenicity.” The high pathogenicity strains can lead to high bird death rates within 48 hours of infection.

Though such transmission is rare, humans can contract bird flu by direct contact with infected birds or surfaces contaminated with the virus. In humans, bird flu can cause symptoms ranging from typical flu-like symptoms (fever, cough, sore throat, muscle aches) to severe respiratory problems and even death. Public health authorities monitor and manage outbreaks of bird flu to prevent the spread and potential mutation of the virus that could lead to a pandemic.

Current Situation & Impact

Massachusetts officials announced that the Highly Pathogenic Avian Influenza (HPAI) H5N1 virus is now considered “widespread” across the state. The virus, suspected to cause death in both wild and domestic birds, has been detected in multiple municipalities, marking the state’s largest outbreak since early 2022. Earlier this month, dozens of geese, swans, and other birds in Plymouth were confirmed or suspected to have died from the virus.

Between 500 and 1,000 wild bird deaths have been reported, though officials believe the number is likely higher. The virus poses the most significant risk to raptors, waterfowl, and aquatic birds, but domestic poultry and scavenging animals, including cats, are also susceptible. Cats are particularly vulnerable if they consume infected birds, prompting officials to advise keeping pets indoors and dogs leashed to minimize exposure.

The outbreak is part of a broader trend of avian flu spreading across the U.S. and globally. In March 2024, the virus was confirmed in dairy cattle in the U.S., marking a concerning expansion beyond birds. Outbreaks on farms in other states have forced farmers to cull millions of chickens, leading to a significant drop in egg supply and soaring prices since last summer. High levels of the virus have also been detected in raw milk from affected farms, prompting health officials to warn against consuming unpasteurized dairy products. The U.S. Department of Agriculture has ramped up raw milk testing nationwide to monitor and contain the spread.

While the risk to humans remains low, officials urge the public to avoid handling sick or dead birds and promptly report suspected cases. According to the Centers for Disease Control and Prevention (CDC), there have been 67 human cases of bird flu nationally, with one recent fatality in Louisiana. The individual, who was over 65 and had underlying medical conditions, contracted the virus from sick and dead birds in a backyard flock. No human cases have been reported in Massachusetts, and there is no evidence of person-to-person transmission.

The virus has not yet been detected in New England cattle herds, and officials emphasize that adequately cooked meat and pasteurized milk remain safe to consume. However, they continue to monitor the situation closely, as the virus’s ability to infect new species raises concerns about its potential to evolve and pose more significant risks to public health.

Public Health Response

Snow Goose in the Arctic

State agencies, including the Division of Fisheries and Wildlife, the Department of Agricultural Resources, and the Department of Public Health, are collaborating to manage the outbreak. Efforts include testing suspected cases, safely disposing of dead birds, and working with municipalities to mitigate the spread.

Clean-up operations are ongoing in affected areas. For example, crews have removed over 60 waterfowl carcasses at Billington Sea in Plymouth. However, weather conditions like unsafe ice have delayed access to some locations. State ornithologist Andrew Vitz noted, “Ice hasn’t been deemed safe to access carcasses there, so we’ve been waiting for improved conditions.”

Officials are urging the public to report clusters of five or more dead wild birds to MassWildlife via their online reporting system at mass.gov/reportbirds. For sick or dead domestic poultry, reports should be made to the Department of Agricultural Resources Division of Animal Health at (617) 626-1795 or through mass.gov/reportpoultry.

Poultry owners are advised to prevent contact between domestic flocks and wild birds, regularly clean and disinfect equipment, and monitor birds for signs of illness. Hunters are also encouraged to follow safety guidelines when handling and processing games.

State epidemiologist Catherine Brown emphasized that the current focus is on awareness, not alarm. “While the current H5N1 avian flu has had significant impacts on dairy cattle, domestic birds, and wild birds in the U.S., avian flu viruses very rarely infect humans,” she said. No human cases have been reported in Massachusetts, and there is no evidence of person-to-person transmission.

Public Safety Guidelines During the Bird Flu Outbreak

Protecting yourself, your pets, and wildlife is crucial during this bird flu outbreak. Here’s a breakdown of key safety guidelines:  

  • Wild Birds (5 or more): Report clusters of five or more dead wild birds in one location to MassWildlife through their online reporting system: mass.gov/reportbirds.  
  • Domestic Birds/Poultry: Report any sick or dead poultry (chickens, ducks, turkeys, etc.) to the Department of Agricultural Resources Division of Animal Health at 617-626-1795 or via their online portal: mass.gov/reportpoultry. Provide as much detail as possible about the location, number of birds affected, and any observed symptoms.
  • Do Not Handle: Do not touch sick or dead birds with your bare hands. This is the most important precaution to prevent the spread of the virus.
  • If Handling is Necessary (e.g., for disposal following specific instructions): Wear gloves and a mask. Double-bag the bird in plastic bags and follow local guidelines for disposal (contact the relevant authorities for guidance). Wash your hands thoroughly with soap and water afterward.
  • Low Risk: The risk of bird flu infection to humans remains low. However, precautions must be taken to minimize any potential exposure. The primary risk is to those who have direct and prolonged contact with infected birds.   
  • Special Considerations for Cats: Cats are particularly susceptible to bird flu if they consume infected birds. To limit their exposure, keep cats indoors as much as possible during an outbreak. If your cat exhibits any signs of illness (lethargy, respiratory issues, etc.), immediately consult your veterinarian and inform them about the bird flu.  
  • Dog Walking Guidelines: Keep dogs on a leash and under control during walks. Prevent them from sniffing or eating dead birds or other wildlife. Avoid walking dogs in areas with high bird populations or where die-offs have been reported.  
  • Food and Water: Do not allow pets access to food or water that wild birds may have contaminated. Keep pet food and water bowls clean and indoors.  

Special Advisory

State officials have issued specific guidelines for livestock and poultry owners, hunters, and domestic flock keepers to help contain the bird flu outbreak in Massachusetts.

By following these advisories, livestock owners, hunters, and flock keepers can play a vital role in limiting the spread of avian influenza across Massachusetts.

Livestock and poultry owners must prevent flocks from mixing with wild birds, especially waterfowl. They should isolate new birds for at least a month before adding them to existing flocks. These measures aim to reduce the risk of introducing the virus to domestic populations.

Hunters need to take precautions when handling and processing game. While eating wild game meat is generally considered safe, officials recommend following specific bird flu safety tips. These guidelines help minimize potential exposure to the virus during hunting activities.

For domestic flock protection, owners should:

  1. Keep poultry indoors or in enclosed areas
  2. Clean and disinfect equipment regularly
  3. Monitor birds for signs of illness
  4. Report any unusual deaths or symptoms promptly

Expert Input and Public Reaction

State ornithologist Andrew Vitz provided insights into the challenges officials face in addressing the bird flu outbreak. He highlighted how weather conditions have hampered efforts to manage the situation effectively.

“Weather conditions have been an impediment at some of those locations,” Vitz explained. “Ice hasn’t been deemed safe to access carcasses there, so we’ve been waiting for improved conditions.” These comments shed light on the practical difficulties encountered by response teams. Frozen bodies of water, where many affected birds are found, pose safety risks for personnel attempting to remove carcasses and conduct tests.

Recent social media comments highlight varied public responses to the bird flu outbreak:

Now add these comments in this H2: public reaction to the new:

Midas Mulligan, Btc. (@BitcoinMidas_) questioned the timing, suggesting a political angle: “How come we only have this during republican administrations?”

TYPE 1: The Kardashev Scale (@type_kardashev) expressed fatigue with the situation, simply stating: “Not again”

LP (@FaustLp) voiced skepticism about the outbreak’s extent: “Color me a skeptic when I hear it’s likely present in places where we haven’t even tested yet. Public trust has already been violated with COVID. ‘Trust me brah’ isn’t going to get compliance this time with many.”

Closing/Additional Resources

Health officials stress ongoing vigilance. While the risk to humans remains low, the situation continues to evolve. Residents play a crucial role in containing the spread by following guidelines and promptly reporting incidents. Looking ahead, experts anticipate challenges as the weather warms. Migratory patterns may shift, potentially introducing new variables to the outbreak. Officials are preparing for various scenarios to adapt their response strategies.

Conservation efforts may face temporary adjustments to protect vulnerable bird populations. Some wildlife areas might see restricted access as authorities work to minimize disease transmission. Researchers view this outbreak as an opportunity to gather valuable data on avian influenza patterns in the region. Their findings could inform future prevention and response tactics in Massachusetts and across North America.

As spring approaches, officials urge continued cooperation from the public. Stay informed through official channels and adhere to updated guidelines to help Massachusetts overcome this significant avian health crisis.


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