Avoid Mayflies to Minimize PHF Risk

Minimizing your horse’s risk of contracting Potomac horse fever (PHF) might be as simple as shutting off the lights.

Mayflies—swarms of which are common in Southeast Minnesota and adjacent areas of Wisconsin—were incriminated as a vector of PHF during a 2005 outbreak in Wisconsin and Minnesota.

Julia Wilson, DVM, Dipl. ACVIM, an associate professor of Veterinary Population

To continue reading this article, become a member of TheHorse.com.

It's FREE and you'll get full access to more than 20,000 articles, video, free reports & more.

Sign In
Stay on top of the most recent Horse Health news with FREE weekly newsletters from TheHorse.com. Learn More

Free Newsletters

Sign up for the latest in:

From our partners