Greens and fairways at St Deiniol Golf Club in Bangor have been damaged by quad bikes and motorcycles.
The bikes have caused a huge amount of damage and an investigation has been now launched by police to find those responsible.
The golf club, which has previously suffered similar acts of vandalism, have a posted pictures and an appeal on Facebook in hope of finding the culprits.
A statement from St Deiniol Golf Club said: “Unfortunately over the last couple of days we have been the victims once again to criminal damage up on the course. A number of greens and fairways have been torn up by mindless individuals on quad and motorcycles.
“The police have been informed and are now on the lookout for these individuals.”
If anyone has any information about the incident please contact North Wales Police on 101 and quote Reference: Z000669
