Suffolk police say a woman’s body was found on a boat docked in the water off Star Island Road early Tuesday morning.
They say detectives were called at 4 a.m. to the Montauk Yacht Club.
Police have identified the woman as 33-year-old Martha Nolan-O'Slatarra, of Manhattan.
The Suffolk County Medical Examiner's Office is working to determine her cause of death.
Managers of the Montauk Yacht Club asked News 12 to leave the property and declined to comment on the investigation.