Mary Mara, 'ER' and 'Nash Bridges' actress, dies at 61 in apparent 

According to New York officials, actress Mary Mara, best known for her dramatic role

ER, Ray Donovan and Nash Bridges, died in  a drowning accident

She was 61 years old.

that a woman identified as Mara was found on the St. Lawrence River

New York, near the Canadian border, after 8 am on Sunday

NYSP shows that the victim (Mara) was drowned while swimming.

Mara's body showed that "there were no signs of fraudulent play."

The  body of the actress was transferred to the Jefferson County Coroner's Office

officially determine the cause of her death.