The first-ever transmissible cancer to spread among fish in a freshwater setting has been discovered among brown bullhead ...

The cancer manifests as raised black lesions on the fish’s skin, along with lumpy tumors. The cause has long eluded ...

For many years now, anglers have been catching brown bullhead in Lake Memphremagog that are riddled with lesions and tumors.

For more than a decade, there's been something fishy going on in a lake that straddles Vermont and the province of Quebec. It ...

A team of Vermont researchers has discovered that mysterious black skin lesions afflicting catfish in Lake Memphremagog and ...