Arrest made after fatal stabbing in SA

A man has been arrested after another man was fatally stabbed at a party in a town south of Adelaide.

Police discovered the 25-year-old man with stab wounds in the front yard of a property on Fremantle Road, Port Noarlunga South in the early hours of Saturday morning.

Emergency services attempted to revive the man but he died at the scene.

A 30-year-old man was arrested at Dover Gardens just before midday and is assisting police with the investigation.