A man who was burgling a property in Cleethorpes was forced to flee after being disturbed by the homeowner arriving back.
The burglar smashed a rear door to get into the house and made a search of the property before escaping on a blue bike.
He is described as white, aged between 18 and 22, and wearing a black bobble hat.
Anyone with information is asked to call Humberside Police on 101, quoting log number 275 of November 18.
Alternatively, contact Crimestoppers anonymously on 0800 555 111.