TWO boys who were arrested after a suspect allegedly jumped into a swamp after trying to flee police have been released under investigation.

Officers spotted two youths on a motorbike being ridden along the Rainford bypass on Friday, September 2.

The first boy tried to escape officers by throwing himself into a nearby swamp, police said.

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He was fished out with a rope a short time later by officers and was unharmed.

Two boys, a 13-year-old and a 15-year-old boy, from Skelmersdale, were arrested on suspicion of theft of a motor vehicle and other driving offences. 

They have since been released under investigation, a police spokeswoman confirmed.