Durham Regional Police have issued a public advisory regarding an “aggressive dog” that is on the loose in an area of Oshawa, Ont.
Police issued the advisory on social media just before 1 p.m. Tuesday.
The “loose aggressive dog” is described by police as a a medium-sized bulldog/terrier type breed with dark brown and grey colouring with a white chest and snout.
Police said the dog is believed to be on the loose in the area of Oshawa Creek Bike Path and was last seen near John and Centre streets.
They added that two dogs attacked another dog but one of them has been secured while the other remains on the loose.
Anyone who spots the canine is asked to contact police immediately.
PUBLIC ADVISORY: Please be aware there is an aggressive dog on the loose in the area of the Oshawa Creek Bike Path, in Oshawa. It was last seen in the area of John Street and Centre Street.
Two dogs attacked another dog – one has been secured. The outstanding dog is… pic.twitter.com/aUkBzefBxJ
— Durham Regional Police (@DRPS) September 16, 2025