Tehran/Washington, July 17 -- Since the collapse of the US-Iran memorandum of understanding, ship crews operating around the Strait of Hormuz have become increasingly reluctant to make the journey, according to Dimitris Maniatis, chief executive of Greek maritime risk management firm Marisks.

"Vessels that were trapped inside the Persian Gulf for a very long time, belonging to owners that were extremely risk-averse, managed to exit, and everybody was very joyful about that," he said during a briefing for maritime intelligence group Lloyd's List on Thursday.

"With the recent events, everything has changed. We've gone back to the worst-case scenario. Nobody is willing to move."Maniatis pointed to the sharp decline in transits through the st...