The police are searching for a missing 54-year-old man near Bulls.
They said Kevin Hartley was last seen driving a quad bike from Parewanui Road to the beach towards the bombing range tower in Santoft Forest on Friday evening.
His quad bike was found parked in the sand dunes.
The police are now searching in the Scotts Ferry beach area and would like to talk to anyone who may have seen Mr Hartley.