Police search for person with burns over campervan fire north of Brisbane

Police are searching for a person believed to have burns on their body after they were seen leaving the scene of an industrial fire north of Brisbane described as a "massive fireball".

Emergency services were called to Brewer Street in the Moreton Bay suburb of Clontarf just before 9pm on Monday.

When firefighters arrived, they found fire burning nine or 10 campervans, which were destroyed or damaged.

Police released CCTV footage on Thursday of a person leaving the premises along Storie Street.

Investigators are appealing for information from anyone who may be able to assist.