"This was a very good find, made possible by accurate information.
"We wouldn't have got there without it," he said.
Investigations into Bouman's alleged activities would continue for some time, he added, including an effort to identify any other people who might have been involved.
Consideration could also be given to invoking the Proceeds of Crime Act.
The overall operation involved more than 20 police officers from Whangarei and the Mid North, along with local staff, who covered the area from Broadwood north, supported by a helicopter and a fixed wing aircraft.
Details of the number of cannabis plants seized or destroyed, arrests and other information would not be available for several days.