Police have revealed that a number of military-style assault rifles were among weapons stolen from a Dargaville collector's home on Tuesday.
In a statement today, police urged gun collectors and owners to keep an eye out for the weapons, which they said may be offered for sale on the local market.
A total of 15 weapons had been taken in the burglary, including a number of rare handguns and rifles, and police described some of them as "high-powered".
The weapons include a number of models dating back as far as World War II, as well as Ak-47 and M4-style assault rifles.
A number of high-calibre revolver pistols were also stolen.
Police are appealing for any sightings of a white station wagon seen in the area around the time of the burglary.
The stolen firearms are:
Walther P99 pistol
MP5K sub Machine gun
Taurus .357 revolver
Colt .45 ACP Pistol
AKS 74U assault rifle (looks identical to AK47 but is a later model)
IDS M4 carbine
Arsenal AKM M4 assault rifle
AKM Russian assault rifle
AK74 assault rifle x2 (looks identical to AK47 but is a later model)
Uberti Evil Roy .357 revolver x 2
Walther P38 WWII
M70 B1 rifle