A 19-year-old man suffered facial injuries during an assault involving a number of youngsters outside Iceland.
The incident happened near the Iceland supermarket on Irvine High Street at around 10.45pm on Friday, January 24.
Police are particularly interested in identifying a ginger or fair-haired male in grey tracksuit bottoms and a dark bodywarmer.
Detective Constable Ross Brierley of Ayrshire CID said: "The area was busy at the time and we are looking to speak to anyone who may have seen a disturbance involving a number of young people.
"In particular we are looking to identify a man described as being around 5ft 9in tall, of slim build with ginger/fair hair.
"He was wearing a dark coloured bodywarmer and grey tracksuit trousers.
"Anyone who can help our investigation is asked to call 101, quoting incident 4313 of 24 January, or call Crimestoppers on 0800 555 111."
Comments: Our rules
We want our comments to be a lively and valuable part of our community - a place where readers can debate and engage with the most important local issues. The ability to comment on our stories is a privilege, not a right, however, and that privilege may be withdrawn if it is abused or misused.
Please report any comments that break our rules.
Read the rules hereComments are closed on this article