A bone was found by a passerby on Thursday, and when investigators returned to search the scene they found more human remains.
A spokesman for Suffolk County District Attorney Dan Conley said a 911 caller discovered the remains at about 1 p.m.
Police are investigating the discovery of human remains in Fitchburg.
Authorities are investigating human remains that washed up near a lobster trap in Swampscott Wednesday morning.
Authorities say the human bones found on a Plum Island beach last weekend were those of an adult male.
Investigators are combing a Plum Island beach after human remains washed up on shore, officials said.
An arrest has been made in connection with the discovery of human remains in a cardboard box outside a home in Duxbury last week.
Somerville and state police are investigating the discovery of human remains.
A state police dog that was participating in training Thursday afternoon alerted on some bones in a wooded area off Royall Street in Canton. Authorities were not initially sure if they were human bones.