Police are concerned for the safety of a 78-year-old Taupo Alzheimers sufferer who has not been seen since putting his rubbish bin out three days ago.

Two six-year-old girls who were missing with a Bay of Plenty woman have been safely returned.

Police are appealing for help to locate a 68-year-old man who has gone missing on his mobility scooter from the Auckland suburb of Mt Wellington.

Canterbury police have confirmed two 12-year-old boys missing since yesterday morning have been found.

A 59-year-old Wellington man who went missing on Monday has been located safe and well.

Police are looking for a 59-year-old man missing since Monday.

A 12-year-old boy with health problems who went missing in Christchurch has been found safe and well.

Police are looking for Donald Adam Summer who went missing since yesterday morning. He is also known as Donald Adams or Don.

Missing 14-year-old Faith Nevalagi found after she was last seen about midnight on Saturday in Onehunga.

Police have found a 74-year-old woman missing from Raglan since Monday.

Searches throughout Buller have failed to find missing Westport man, Willem Hendrik van Vuuren, aged 54.

Emergency services are tonight searching for a pensioner missing north of Wellington.

Hamilton Police are appealing to the public for any sightings of Hamilton woman Helen Seffert who is missing after going for an early morning walk.

Nelson Police are trying to confirm a sighting of a female hitch-hiker in the Richmond area today as the search for missing Wakefield woman Rachel Stokes continues.

A mother and daughter who became lost in a North Island bush had to huddle together for warmth and ration their supplies after the terrain became impenetrable.

Police are seeking assistance in locating a Tauranga teenager, believed to be somewhere in the Dunedin area.

The 3-year-old, named Aroha, was discovered playing with a friend and was found in "good spirits,'' police said.

Police about 6.45pm said they were searching for the girl, named as Mila, in the Broomfield and Yaldhurst areas.

The loyal dog of a missing man keeps escaping from his home to wait for his owner in the spot he disappeared from.

Kerry Morgan, 53, has not been seen since yesterday afternoon when he went for a walk with his dog by the Waikato River.

A New Zealander facing charges over an alleged Kenyan gold mine heist has reportedly failed to show up at court and now a warrant for his arrest has been issued.

The boy was wearing only a nappy when family believe he escaped out a window and went to the neighbour's house, the boy's aunt said.

The man charged alongside a Kiwi over an alleged Kenyan gold mine heist claims they've both been set up and has grave fears for their lives.

WATCH: The company of her pooch and a twinkling blanket of stars and got Stephanie Bergonia-Ward through a night lost in the bush.

Police say a missing woman who has not been seen since Tuesday morning is likely to have the three primary school aged children with her.

Witnesses report a body has been found off the Beach Haven wharf.

Francis Strange's family thought he was dead. He's not: he's in Kenya.

Sarah Green wants to find her father - but he doesn't know she exists.