Three motorcyclists have been flown to Perth with serious injuries after a string of crashes in regional WA.
A Royal Perth Hospital spokeswoman confirmed a man injured in a crash near York on Saturday remained in a critical condition last night.
He was flown to Perth after a crash near the intersection of Talbot and Helena roads.
Earlier, a trail bike rider was flown to Perth with a suspected leg injury after coming off his bike in sand dunes near Lancelin.
And a third crash on private property off Mornington Road near Harvey led to a man being flown to Perth about 1.40pm yesterday.