Guernsey Police are investigating after 'significant damage' was caused to the windows of the Northside Chippy on the Bridge.
Officers believe the incident occurred around midnight on Sunday (17 November).
The eatery owners, who reopened less than a week ago, took to social media to inform customers it would keep trading.
Anyone with relevant information or dash camera footage is asked to contact police on 222 222 or to contact Crimestoppers anonymously.
Prime Guernsey seafront location for sale
The site of the former Octopus restaurant at Havelet is on the market for an undisclosed sum.
Woman (20) arrested on suspicion of attempted murder in Guernsey
There's been an increased police presence around Victoria Avenue after a suspected attempted murder.
Last day to register for Guernsey's upcoming by election
The island's electoral roll closes at midnight on 25 April.
New citizen science project observing Guernsey dragonflies and damselflies
The Nature Commission is asking islanders to survey ponds to better understand local damselfly and dragonfly populations.
Channel Islands music school to hit global stage with Dubai launch
A team of directors from the School Of Popular Music will be jetting off to Dubai this weekend, ahead of their new studio opening.
67,000 sickness days across the States of Guernsey last year
Deputy Andy Cameron, who obtained the figures, says it shows 'absence is moving in the wrong direction.'
The Channel Islands are officially in meteorological drought
Just over halfway through the spring, no rain has fallen on the islands for 20 days.
Islanders asked for views on body image and masculinity
Surveys are asking about attitudes in the Channel Islands toward masculinity, gender discrimination and body image.
