An injured man was winched to safety after the boat he was in became wrecked on rocks near St Clair, in Dunedin, on Saturday.
Three men on board the vessel, O'Bay, were taking part in the Brighton Club annual fishing competition when the 5m alloy drifted aground after its main and auxiliary motors failed.
Skipper Don MacDonald, of Brighton, said both engines had been checked before the vessel entered the water.
The Dunedin man injured his ankle when leaving the vessel, which washed up between St Clair and Tunnel Beach, and he was winched to safety on board the Otago Regional Rescue Helicopter and taken to Dunedin Hospital.
One of the trio, Sam Thomson, of Hawkes Bay, was diving for paua and was unaware of what had happened to his friends until he was picked up by an inflatable rescue boat from the St Clair Surf Life Saving Club.