A man is in police custody after an attack in Taieri Mouth where another man's hand was injured after being cut with a machete.
The second man was taken to Dunedin Hospital by helicopter with serious injuries. It is believed his hand was almost severed in the attack.
A police communications spokeswoman said Dunedin and Balclutha Police were called to the attack just after midday, after a man had cut the hand of another man with a machete.
A man from Taieri Mouth said he saw a police car drive into the community just after 12:30pm.
The injury was believed to be from a domestic incident.
No charges have been laid at this early stage, but investigations are continuing.