Approximately 1,500 ships and 20,000 crew members are stranded in the Gulf due to Iran’s blockade of the Strait of Hormuz, impacting global shipping. Arsenio Dominguez, Secretary-General of the IMO, emphasized the urgency of the situation, highlighting the blockade’s severe implications for international trade and energy security.
On April 23, 2026, the Ulsan Port Authority successfully completed the world’s first ammonia bunkering operation for a dual-fuel gas carrier. This milestone, achieved at Ulsan Main Port, involved supplying 600 tons of clean ammonia to a vessel, reinforcing Ulsan’s position as a leader in green marine fuel initiatives.
Japan’s NYK Group has launched a lubricating oil analysis service to monitor ammonia-fueled engines, part of its push for alternative fuels in shipping. Developed by Nippon Yuka Kogyo, this service detects early engine abnormalities, enhancing reliability. Set to debut at Sea Japan on April 22, 2026, it supports NYK’s decarbonization strategy.
Two container ships have been seized by Iran near the Strait of Hormuz, with about 40 crew members aboard. Following a U.S. seizure of an Iranian vessel, armed personnel boarded the ships, which are now docked at Bandar Abbas. Negotiations are ongoing, impacting oil prices amid heightened regional tensions.
The International Maritime Organization (IMO) has proposed a voluntary evacuation plan for merchant ships stranded in the Persian Gulf. This initiative, responding to the IMO Council’s request, aims to ensure safe navigation while respecting international law. It will utilize established traffic lanes to streamline the evacuation process for affected vessels.
On April 22, 2026, Japan’s transport ministry confirmed that four crew members from Japan-related vessels stranded in the Persian Gulf have safely disembarked. This follows the closure of the Strait of Hormuz, affecting maritime operations. Currently, 16 Japanese nationals remain aboard 42 vessels in the region, as tensions persist.
A Liberia-flagged container ship was struck by gunfire in the Strait of Hormuz, damaging its bridge. No crew members were harmed, and there was no environmental impact. This incident is part of a concerning trend, with multiple vessels targeted amid escalating tensions related to U.S.-Israeli military actions and Iranian restrictions.
The U.S. military successfully intercepted nine vessels attempting to navigate from Iranian ports within the first 48 hours of a naval blockade. U.S. Central Command confirmed that all maritime traffic to critical ports like Bandar Abbas was halted, aiming to disrupt Iran’s oil exports, which historically reach 2.5 million barrels daily.
Two vessels have successfully navigated the Strait of Hormuz following Iran’s decision to reopen this critical waterway as part of a ceasefire with the U.S. The Greek-owned “NJ Earth” and Liberia-flagged “Daytona Beach” completed their transits, signaling a potential easing of regional tensions and enhancing maritime security.
On Tuesday, the Israeli military issued a critical warning for vessels in the maritime zone between Lebanon’s Tyre and Ras Naqoura, signaling an imminent attack. Vessels are urged to relocate north of Tyre to avoid potential threats, reflecting escalating tensions in the region and the urgent need for precautionary measures.
The Maritime Technologies Forum (MTF) has unveiled guidelines to bolster safety for ships using wind-assisted propulsion systems (WAPS). As the industry pivots towards sustainable technologies, these recommendations address operational and technical challenges, emphasizing risk assessments and incident monitoring to enhance safety frameworks for both new and retrofitted vessels.
The Indian government reported that twenty Indian-flagged vessels with 540 seafarers are under surveillance in the Persian Gulf. The Ministry of Ports confirmed all seafarers are safe, with no incidents in the last 24 hours. Ongoing coordination with maritime stakeholders ensures their welfare and smooth port operations across India.
Ship-refueling companies along Africa’s coast are thriving as vessels reroute around the Cape of Good Hope due to conflicts in the Middle East. Increased demand for bunkering services has prompted investment from both established suppliers and newcomers. However, challenges like piracy and infrastructure limitations could impact long-term growth.
Iran’s representative to the U.N. maritime agency declared the Strait of Hormuz open to all shipping, except vessels linked to “Iran’s enemies.” Ali Mousavi emphasized Iran’s commitment to maritime safety and diplomacy, urging an end to hostilities for regional stability amidst ongoing tensions with the U.S. and Israel.
The Ministry of Ports, Shipping and Waterways reported on March 18 that all Indian seafarers in the Middle East are safe, with no incidents involving Indian-flagged vessels. Currently, 22 ships with 611 Indian seafarers are operating in the western Persian Gulf, while the Directorate General of Shipping monitors the situation closely.
