Police have located a firearm and arrested three men during a pre-planned search warrant in Clarkson Cres, Otara, this afternoon.
Police say the Armed Offenders Squad assisted as a precaution.
A police spokesperson says the operation was part of Operation Dairyland, the investigation into a series of firearms incidents and suspicious fires since late May, and of Police's escalated focus on unlawful activity by gangs.
The three arrested are affiliated with the Tribesmen gang.