SAUGUS, MASS. >> Authorities are investigating the apparent drowning of a 13-year-old Lynn boy in a Saugus pond where swimming is barred.

Police received a report of a swimmer in distress in the Lynn Woods Reservation just before 2 p.m. Sunday.

The Essex district attorney's office says the boy had been swimming in the body of water known as Walden Pond with a group of friends and was having difficulty swimming.

Responding officers and emergency personnel located the boy around 2:30 p.m. and tried to resuscitate him.

The boy was taken to an area hospital where he was pronounced dead. No foul play is suspected.

His name has not been released.