There was no immediate response from Shell, and the cause of the strike was not immediately clear.
But the union in December called for better financial packages for employees and threatened to down tools.
Gabon is Africa’s fourth largest oil producer with an output of around 220,000 barrels per day dominated by international oil majors Total and Shell.
More from Ships & Ports
We pay for your stories! Do you have a story for Ships & Ports? Email us at firstname.lastname@example.org or call 0810 359 4873. You can also WhatsApp us here. We pay for videos too. Click here to upload yours.
Copyright Ships & Ports Ltd. Permission to use quotations from this article is granted subject to appropriate credit given to www.shipsandports.com.ng as the source.