Man wanted in connection with violent disorder on Carlton Street in Nelson
Four men were arrested following the incident.
Police have issued a CCTV appeal following reports of violent disorder in Nelson.
The disorder broke out on Carlton Street at around 7.54pm on May 14.
Four local men - aged 24, 26, 32 and 40 - were later arrested on suspicion of violent disorder.
They were later released on bail as our enquiries continue.
Officers on Wednesday (June 5) released a CCTV image of a man they wanted to speak to in connection with their investigation.
If you have any information that may help police, email [email protected] or call 101 quoting log number 1368 of May 14.
Information can also be reported online via the Lancashire Police website at https://doitonline.lancashire.police.uk/.
Alternatively, independent charity Crimestoppers can be contacted anonymously on 0800 555 111.