The Director, Defence Media Operations, Maj.-Gen. Bernard Onyeuko, made this known at the Defence Headquarters bi-weekly briefing on Thursday in Abuja.
Onyeuko said the feat was achieved through the subsidiary “Operation Octopus Grip”.
According to him, troops discovered and destroyed 337 illegal oil refineries, 1,052 metal storage tanks, 515 ovens, 68 wooden boats.
It also confiscated 59 vehicles, 16 outboard engines, 11 rifles and arrested 141 criminals.
He said the operations were conducted in creeks, towns and communities including Jesse in Ethiope Local Government Area, Otagbo Creek, Escravos River and Benett Island in Delta State.
“Operations were also conducted at Brass creek, Beneside and Ndoro Waterways Ekeremor all in Bayelsa as well as Opumaki, Cawthrone Channel all in Bonny Local Government Area of Rivers,” he said.
In Operations Dakatar Da Barawo, Onyeuko said a total of 13 illegal refining sites, six reservoirs, 84 ovens, 107 storage tanks, 21 storage pits, 1.5 million litres of diesel and 2.2 million litres of stolen crude oil were recovered in two weeks.
He added that two trucks with sludge, 22 wooden boats, three fibre boats and four tankers were also impounded while scores of suspects were arrested.