A platform supply vessel (PSV) suffered a fire on Wednesday morning while in the anchorage of Macae in Rio de Janeiro state, Brazil.
Flames and dark smoke were reported on the deck of the UP Safira as the fire of unknown origin blazed. It had ignited while maintenance work was being undertaken.
Vessel owner Ultrapetrol said the fire was brought under control by the crew with the assistance of oil spill response vessel CMM Gravity.
No injuries or spillage were reported.
The ship is operated by UP Offshore and is in the middle of a four-year contract with Petrobras.
Macae is located about 180km northeast of Rio de Janeiro the city.