A Christchurch motorcyclist in his 20s sustained life-threatening injuries in a collision at 7.26am on Thursday 27 May on Normandy Drive.

No other vehicle was involved.

The man, who was riding a Lexmoto FMR 125 motorcycle, was taken to Southampton General Hospital.

Police Sergeant Rhys Griffiths, of the traffic unit, said: “We are carrying out enquiries to establish the full circumstances of this collision and I am appealing for any witnesses to please come forward.

“I would urge any motorists who were travelling in the area and have dashcam fitted to their vehicle to please view it for any relevant footage that may assist my investigation.

“Finally, I would like to thank motorists for their patience during the road closure, which was absolutely necessary to enable emergency services to attend the scene in a safe manner and provide medical treatment.”

Anyone with information is asked to contact Dorset Police at www.dorset.police.uk, via email at scit@dorset.pnn.police.uk or by calling 101, quoting incident number 27:62. Alternatively, to stay 100 per cent anonymous, contact the independent charity Crimestoppers online at Crimestoppers-uk.org or call freephone 0800 555 111.