Police have identified a person of interest in connection with a triple shooting on Staten Island that left a mother and her son dead, and another man injured.

Police said a dispute outside 14 Roxbury St. near Mariners Harbor escalated and gunfire rang out around 6:10 p.m. Thursday.

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When officers arrived, they discovered 47-year-old Adelle Rivera and her son, 21-year-old Anthony Rivera, with gunshot wounds to the head, police said. Anthony Rivera had been shot in the head three times, police said.

Both were rushed to Richmond University Medical Center but could not be saved, authorities said.

The third victim, a 22-year-old man, suffered three gunshot wounds to the left leg, police said. He was also taken to Richmond University Medical Center and was last listed in critical but stable condition.

On Friday afternoon, the NYPD released a photo of 49-year-old Anthony Morales. Police described Morales, of 14 Roxbury St., as a person of interest in the case.

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Police said the investigation is ongoing. So far, no arrests have been made.