The GOC said improved intelligence gathering from local communities had further assisted in combating oil theft.
The refineries were destroyed in Akwa Ibom, Cross River, Delta and Rivers.
The Nigeria Army says it has begun mobilising troops to provide security during the November 11 governorship and state house of assembly elections in Bayelsa.
Mr Diri pledged the support of the Bayelsa government to security agencies to keep Bayelsa peaceful.
He said that the services of troops were critical to securing the country’s oil industry.
