Millhaven Institution in Bath have confirmed the death of an inmate in their custody.
Correctional Service of Canada says Robert Arnett passed away on August 14th of apparent natural causes.
Arnett had been serving an indeterminate sentence for aggravated assault and intentional use of force, which started on April 12th of 1994.
The inmates next of kin were notified and as in all cases involving death, the institution has also notified police and the coroner.