Cumbria Police are appealing for information after a dog - described as "dangerously out of control", bit a teenager.
It happened between 2pm and 4pm on Sunday in the Sand Dunes area near the National Trust car park at Roanhead.
The victim needed medical attention after the bite, by what's described as a medium-sized, black and white, 'Staffy type'.
It didn't have a collar, and appeared to be without an owner.
Anyone with information should call PC 1158 McFall, on 101, email email@example.com or call Crimestoppers, anonymously, on 0800 555 111.