Tehran says the photos are evidence that an Iranian-flagged tanker was attacked last week.Read more
The blaze broke out on a cargo ship docked in the South Korean port city of Ulsan.
A British-flagged oil tanker is leaving Iran, after being held for more than two months.
The Stena Impero's Swedish owner, Stena Bulk, said it was on the move from the Bandar Abbas port, where it has been anchored since July.
The vessel was seized by Iranian troops in the Strait of Hormuz after they accused it of breaking maritime rules.
Officials say it left for international waters at 09:00 local time (05:30 GMT) on Friday morning.
Erik Hanell, boss of Stena Bulk, said the vessel would head to Dubai, where the crew would be debriefed and receive medical checks.
Norwegian emergency services fought to avert disaster after the trawler caught fire in Tromso harbour.
The US Coast Guard has rescued four men trapped in the ship which capsized off the Georgia coast.
MSC Gulsun can carry 23,756 containers and is bound for East Asia.