A Shirley man was arrested Thursday for allegedly using counterfeit money to make a purchase at West Marine in Riverhead.
Jason Scott, 29, made a purchase using counterfeit money at the Route 58 store Wednesday and returned again the following afternoon, police said.
A police who responded to the scene after an employee reported Mr. Scott found hind him in possession of six counterfeit $50 bills, marijuana and metal knuckles.
Mr. Scott was charged with criminal possession of a forged instrument.
He was arraigned in Riverhead Town Justice Court and is being held at the Suffolk County jail in Riverside, according to police.