The third missing teenager who ran into the Swan River after being chased by police, has been found alive.
The teenager is with family members after being found by police this afternoon.
The boy was one of five teenagers who ran from police in Maylands on Monday.
Police were called to the suburb following reports of teenagers jumping fences near Tranby and Clarkson Roads.
Four out of the five boys ran into the Swan River, where two boys appeared to struggle before disappearing from view.
The body of one of the boys was found at about 8:30pm on Monday night and a second body was found at about 9:50am today.
Two other teenagers were found by police on Monday night and were treated by paramedics before returning to their families.
Police Commissioner Chris Dawson told the media that no charges would be laid and the police operation that led to the incident would be dismissed.
Police have urged anyone who has footage of the incident between 3.15pm and 3.30pm on Monday to contact Crime Stoppers on 1800 333 000.