The assault happened at 8.25am yesterday (Wednesday).
A 26-year-old man was randomly punched and dragged to the ground by another man in an unprovoked attack, which left the victim with a broken shoulder.
The suspect is described as a white man, aged in his mid-20s and approximately 5’ 10” tall.
He had short fair hair and was wearing a dark jacket and light trousers.
Anyone with information should text BTP on 61016 or call 0800 40 50 40 quoting reference 127 of 20/12/2017.
Alternatively, ring Crimestoppers anonymously on 0800 555 111.