WA driver charged over rider's death

A 20-year-old man has been charged over a fatal crash involving a motorcyclist in Perth's south.

Police said the victim was riding a Honda motorcycle in Secret Harbour, in Perth's south, on March 27 just before 6.30am (WST) when he was struck by a white Holden Commodore station wagon.

The 50-year-old motorcyclist died at the scene.

The driver has been summonsed with the offence of dangerous driving occasioning death and is due to appear in Rockingham Magistrates Court at a later date.

Anyone with information about the crash, or who saw either vehicle beforehand, is asked to call Crime Stoppers on 1800 333 000.