The victim, a resident of Mirissa, has been admitted to the Matara Hospital.
The rider of the motorcycle, who was caught and handed over to police by residents of the area has also been admitted to the Matara Hospital under Police protection. He is a 25-year old resident of Midigama, reports say.
Police say that the reason behind the shooting has not been revealed yet.
The Weligama Police are conducting further investigations to apprehend the main suspect of the incident.