A teenage boy was attacked near Palace Pier on Saturday.

The 16-year-old was walking along the Lower Promenade, alone when the assault took place at 11.30pm.

He received a three-inch laceration to the head which required several stitches at the Royal Alexandra Children's Hospital , Brighton.

Police said they believed there was one suspect who was with a larger group of men.

The suspect is described as a mixed race man, aged in his late teens to early 20s, 5ft 7ins and of small build, with black hair worn in a braided style.

Police believe there were other people present not involved with the assault and are urging them to come forward.

Detective Constable Aran Boyt said: "This was a nasty attack on a lone teenager who was celebrating the Pride Festival. The reasons for why he was targeted are not clear at this time."

Anyone who witnessed the incident should call Sussex Police on 101 quoting serial 2124 of 2/9.

Alternatively, call the independent charity Crimestoppers anonymously on 0800 555 111.