Mary Mara, the actress known for her work on such TV series as ER, Law & Order, and Nash Bridges, has died at 61 in an apparent drowning.

According to New York State Police, troopers responded to a report of a possible drowning Sunday morning in the town of Cape Vincent, about 90 miles north of Syracuse. At the scene, troopers and Cape Vincent fire and ambulance services discovered a deceased woman in the St. Lawrence River, whom they later identified as Mara.