Martha Nolan-O’Slatarra , an Irish fashion designer living in Manhattan, was planning a trip home before she was found unresponsive on a boat docked in Montauk , according to her mother.

Nolan-O’Slatarra was pronounced dead in the early hours of Tuesday morning, after a man spotted her body on the boat outside the exclusive Montauk Yacht Club off Star Island Road.

Her autopsy did not reveal evidence of violence, and her final cause of death is pending further examination, Suffolk County police said. She was 33 years old.

Her mother, Elma Nolan, told the Irish Independent that she’s been left “numb with shock” as she struggles to cope with the loss of her daughter.

“My younger daughter, Jacqui, arrived on Tuesday night and she was crying and shaking,” Elma said. “She said, ‘I hav

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