Southland police say there are serious concerns for a 62-year-old Invercargill man, missing for almost four weeks

Kevin Belling was last seen at his Motu Rimu Road farm on January 9, and was reported missing the following week.

Police Search and Rescue and Land SAR teams have conducted extensive searches, including by foot and by drone, without luck.

Police are urging the community to be vigilant and check rural properties for any sign of him.