Windward

At a Glance The ceasefire has not reopened the Strait of Hormuz , and transit remains tightly controlled. , and transit remains tightly controlled. Vessel movement continues through IRGC-managed routing …

At a Glance Although the US and Iran announced a two-week ceasefire overnight the risk profile for the small number of ships transiting Hormuz remains unchanged. announced a overnight the …

At a Glance Transit through Hormuz has shifted to a dual-corridor system , combining an IRGC-controlled northern route with a new southern pathway along Oman . , combining an . …

At a Glance Transit through the Strait of Hormuz increased during the week , but only under Iran’s permission-based system rather than open commercial navigation. , but only under rather …

At a Glance Transits on April 1 climbed for a third consecutive day to 16, from 11 on March 31. More countries are negotiating with Iran to get ships through, …

At a Glance Iran is consolidating its control of the permission-based route through the Strait of Hormuz that allows vessels to transit via Larak Island. The route, a selective blockade, …

At a Glance The Strait of Hormuz has shifted from open transit to a controlled, permission-based corridor , with selective access and emerging denial patterns. has shifted from open transit …

At a Glance Six AIS-transmitting vessels crossed the Strait of Hormuz under Iran’s controlled transit system, with additional dark movements likely. under Iran’s controlled transit system, with additional dark movements …

At a Glance Hormuz is no longer operating as an open transit chokepoint, but as a controlled, permission-based corridor with selective access and emerging denial patterns . is no longer …

At a Glance Transit through the Strait of Hormuz remains active but increasingly restricted , with six confirmed eastbound vessel movements under a tightly controlled Iranian corridor. , with under …

At a Glance Transit through the Strait of Hormuz continues to scale , with seven confirmed non-Iranian vessel crossings under a controlled Iranian passage system. , with under a controlled …

Number of confirmed incidents: 30 (20 vessels and 10 oil, gas, and port facilities). At a Glance Since the start of Operation Epic Fury , at least 21 maritime incidents …

Four weeks into the Iran war, maritime traffic through the Strait of Hormuz has not ceased, but it has fundamentally changed. AIS-visible crossings dropped to near zero at multiple points, …

At a Glance Maritime activity remains constrained but active , with vessel movements continuing under controlled routing patterns. , with vessel movements continuing under controlled routing patterns. Transit through Hormuz …

At a Glance Commercial traffic through the Strait of Hormuz remained near collapse throughout the third week , with only 16 AIS-visible crossings recorded over a seven -day period and …

Ships linked to China, India, or those supplying agricultural products to Iran or transporting its energy commodities safely transited the Strait of Hormuz over the past three days via an …

At a Glance Three 20-year-old LNG carriers sold to a newly formed company in Türkiye; two reflagged to Sierra Leone. Vessels currently idle or repositioning, with no post-sale LNG cargo …

At a Glance Strikes on Kuwait’s Mina Al-Ahmadi and Mina Abdulla refineries on March 19 have intensified the jet fuel crisis, which was already strained by the effective four-week closure …

At a Glance Strait of Hormuz transits have collapsed 94.2% since February 28 , falling from a pre-war average of 120 daily transits to just 6.9 , with satellite imagery …

At a Glance Traffic through the Strait of Hormuz remains severely constrained , with transit operating under controlled conditions rather than normal commercial flow. , with transit operating under controlled …

At a Glance The tanker Sea Horse , carrying Russian gasoil to Cuba, has been broadcasting that it is “not under command” and drifting in the Sargasso Sea for nearly …

At a Glance Bulk carriers sailing eastbound to exit the Middle East Gulf are re-routing through Iranian territorial waters to navigate the Strait of Hormuz, circumventing shorter, normal international navigation …

At a Glance Commercial vessel traffic through the Strait of Hormuz fell to zero on March 14, marking the first full day of the conflict with no AIS-confirmed crossings in …

At a Glance Commercial traffic through the Strait of Hormuz remained near a standstill during the week, with only 10 vessel crossings recorded between March 7 and March 11 , …

At a Glance Maritime security conditions across the Gulf deteriorated sharply on March 11 as coordinated attacks targeted commercial vessels across the Strait of Hormuz, the northern Gulf, and Iraqi …

At a Glance Transit activity through the Strait of Hormuz remained heavily suppressed on March 10, with only two outbound crossings recorded and no inbound movements observed. on March 10, …

At a Glance Commercial activity through the Strait of Hormuz fell again on March 9, with only a single outbound Iranian-flagged vessel recorded and no inbound movements observed. on March …

At a Glance Traffic through the Strait of Hormuz fell to its lowest level of the conflict, with only two outbound Iranian-flagged vessels recorded and no inbound crossings . . …

At a Glance Traffic through the Strait of Hormuz remained near a standstill on March 7, with only three total crossings recorded. Selective transit behavior may be emerging, with certain …

At a Glance More than 1,650 vessels experienced GPS and AIS interference across the Middle East Gulf on March 7, up 55% from a week ago. from a week ago. …

At a Glance Operation Epic Fury triggered immediate disruption across maritime chokepoints in the Gulf. Commercial tanker traffic through the Strait of Hormuz collapsed as strikes, threats, and insurance withdrawal …

At a Glance The Strait of Hormuz remained effectively closed , with only five vessel crossings recorded on March 4. , with only five vessel crossings recorded on March 4. …

At a Glance The Strait of Hormuz remained effectively closed on March 3, with only four vessels crossing the corridor. War-risk insurance withdrawals are reinforcing the reduction in commercial traffic …

Insurance Market Reaction Traffic through the Strait of Hormuz declined by 80% within 24 hours of strikes being launched on Iran over the weekend as shipowners and charterers weighed whether …

At a Glance Four commercial tankers were struck in the Strait of Hormuz and the Gulf of Oman within 36 hours of Operation Epic Fury. Targeting patterns are consistent with …

At a Glance U.S. strikes under Operation Epic Fury immediately altered maritime risk calculations across the Gulf. Western-affiliated tankers and LNG carriers paused or reversed course before entering the Strait …

At a Glance More than 1,100 vessels experienced GPS and AIS interference across the Middle East Gulf within 24 hours, amid heightened regional tensions following the launch of Operation Epic …

At a Glance OFAC sanctioned 12 shadow fleet vessels involved in transporting Iranian petroleum and petrochemicals. Multiple shipping companies and vessel owners were designated under Executive Order 13902. The designations …

At a Glance The EU failed to pass a proposed maritime services ban targeting Russian crude exports. The delay prevents, for now, a shift that was widely expected to increase …

Week in Focus A Russian diesel cargo is signaling arrival in Cuba following AIS destination changes and offshore ship-to-ship loading. A Baltic subsea power cable shutdown coincided with vessel behavior …

A tanker carrying Russian diesel is sailing for Cuba even as tightening U.S. pressure on the island’s fuel supply has forced other shipments to abort voyages or cancel loadings. Vessel …

America’s Maritime Action Plan outlines a coordinated effort to rebuild domestic shipbuilding capacity, expand the U.S.-flag fleet, reform procurement, strengthen workforce pipelines, and modernize maritime regulation. Key Takeaways Commercial shipbuilding …

Week in Focus Sanctions Enforcement Moves Further Offshore The United States intercepted and boarded Aquila II (IMO 9281152) in the Indian Ocean, nearly 1,000 nautical miles from where it fled …

Cameroon’s government has pledged to deregister all shadow fleet tankers following representations from Brussels and amid a surge in registrations from sanctioned, stateless tonnage in late 2025 and early 2026. …

At a Glance Western interdictions of falsely flagged tankers are accelerating a shift toward Russia’s registry. At least 120 sanctioned tankers now fit the profile of vessels already reflagging to …

The Week in Focus Sanctions enforcement shifted toward operational constraint , as the EU introduced a full maritime services ban for Russian crude oil and sanctioned 43 additional shadow fleet …

EU Moves to End Maritime Workarounds EU-owned tankers shipped 35% of Russian oil in January, ahead of a planned “full maritime services ban” that will end Western marine service providers’ …

At a Glance RAIDER, a 41-meter vessel, resurfaced in late 2025 after years of dormancy. Within weeks, it changed identity and flagged under Togo – a known low-oversight registry. Windward …

At a Glance Venezuela’s 2026 oil sector reform opens production to foreign investment and operational control but was driven by external political pressure, not internal stability. Shadow fleets, deceptive shipping …

The Week in Focus Maritime enforcement is moving from designation to action, with boardings, safety interventions, and access denial increasingly used across multiple regions rather than confined to a single …