There have not been any cases among commercial flocks in Massachusetts, said Agricultural Commissioner Ashley Randle.

The circulating bird flu has become “widespread” in the Bay State, as officials believe the virus has killed 500 to 1,000 wild birds across the region. And the total number of dead birds is likely “much higher than that,

Evidence suggests that bird flu is widespread in Massachusetts and “likely present even in places where there has not been a confirmed positive,” state officials announced Wednesday.