A man was grievously injured in Gozo at 9.30am, the police said.
The police said that its assistance was needed in Xewkija, and preliminary investigations found that the 45-year-old man from Mosta was riding a motorcycle and fell from a two-storey height.
The man was taken to the Gozo General Hospital, and was certified as having sustained grievous injuries.
Members of the Civil Protection Department had gone on site to assist.
Investigations are ongoing.