A MOTORCYCLIST was seriously injured after being knocked off his bike.

The 53-year-old biker was riding a black KTM Super Duke south on the A285 at Duncton, near Chichester, when he collided with an oncoming blue Nissan Juke at about 10.30am on Monday.

He was airlifted to Royal Sussex County Hospital in Brighton with life-changing injuries.

The occupants of the Nissan, a 35-year-old man, a 40-year-old woman and a five-year-old girl, all from County Durham, sustained minor injuries.

Witnesses should call 101, quoting Operation Montgomery.