VHF Challenges on Merchant Vessels, Iran
Issued: 8 months, 2 weeks ago
Date Reference Region Category Aggressors Source
2025-01-24 09:30:00 CW Alert 019- (Jan 25) Indian Ocean Advisory MILITANTS UKMTO
It has been reported by the UKMTO that there have been several incidents in which merchant vessels have received VHF radio challenges and requests to alter course in the Northern Persian Gulf. It is assessed that these are likely part of the Islamic Revolutionary Guard Corps (IRGC) naval exercise, Great Prophet XVIII. These exercises have warned mariners that vessels in or near Iranian territorial waters may experience VHF hailing.
Other alerts for

Indian Ocean


UKMTO Notice - Live Firing, Pakistan Coastline

It has been reported that Naval ships will conduct live surface and subsurface firing between 03:00 to 03:00 UTC daily between 24 to 26 and …

Suspicious approach on a bulk carrier, Gulf of Aden

It has been reported that a Chinese flagged bulk carrier was approached by 5 small craft whilst underway approximately 48 nm South of Aden (exact …