Suffolk County Crime Stoppers and Fifth Squad detectives are searching for a man who struck another man in the head with a beer bottle last month in a Patchogue bar.

Police on Thursday released photographs of the suspect involved in the March 31 altercation at Cuscatlan Sports Bar, at 290 E. Main St.

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The suspect hit the man with a bottle at about 3:30 a.m., and the victim was taken to Brookhaven Memorial Hospital Medical Center in East Patchogue for treatment, police said.

The suspect is about 5-foott-5, in his 30s with dark hair, police said.

Anyone with information can call Crime Stoppers at 800-220-8477. All calls will be kept confidential.