Rottnest boat blaze

Picture: Facebook/Fremantle Sea Rescue

A boat caught fire this morning at Rottnest Island.

Fremantle Sea Rescue said it despatched its rescue vessel and attended to the fire with the island's rangers.

The blaze started after 10.30am on a boat in Thomson Bay.

The fire was extinguished and being attended to by a fire technician, Fremantle Sea Rescue said.