A man and his dog were injured by an off-lead dangerous dog.
Sussex Police received a report of a white dog being dangerously out of control in Trafalgar Park, Portslade at about 9.30pm on March 23.
Another dog walker reported that he was injured, as well as his own dog, by a white dog which was off-lead.
Officers are keen to trace witnesses or anyone with information, and have released CCTV images of a man they wish to speak with.
He is described as being about 6 foot tall, wearing a dark coloured hooded top, white T-shirt, jeans and trainers. The dog meanwhile was white with a patch of dark fur over its right eye.
Anyone with information can report it to Sussex Police online, quoting serial 1439 of 23/03.
