GRAY — A 79-year-old Yarmouth man was injured Wednesday night when his motorcycle collided with a pickup at Depot and Mayall roads.

Ronald B. Dyer was being treated at Central Maine Medical Center on Wednesday night with injuries described as serious.

Police said Dyer was headed east on Mayall Road at about 6 p.m. when his motorcycle collided with a truck driven by Jospeh N. Koval, 42, of Yarmouth.

The truck is owned by Hancock Lumber. Police said Koval was driving east on Depot Road when the vehicles collided.

The Cumberland County Sheriff’s Department was investigating the cause of the crash.