We don't anticipate any serious impacts to Michigan’s duck, goose or swan populations. The populations immediately near the sites with the positive test results could see a decline, but there should not be impacts to the statewide population.
This HPAI strain has resulted in numerous mortality events in bald eagles and colony nesting birds like terns and cormorants. It is too early to determine whether this outbreak will result in population-level impacts, but research is ongoing.