IRGC Navy says it has targeted six non-compliant ships since yesterday, according to Nour News

IRGC naval statements of this kind, relayed through affiliated domestic media, follow an established pattern in Gulf waterway tensions: harassment and seizure claims function partly as operational fact and partly as signalling, with the state press historically used to test reactions before escalation or de-escalation. The phrase 'non-compliant' is notable; Tehran has framed prior interdictions as enforcement against smuggling or sanctions violations rather than overt interdiction of commercial traffic, a distinction that has mattered for how the market prices the tail risk of a broader disruption through the Strait of Hormuz. Comparable episodes have tended to transmit first through tanker freight rates and war-risk insurance premia on Gulf loadings, with the crude market itself moving only where transit volume is actually threatened rather than rhetorically claimed. The actors and their form are well known: the IRGC Navy operates the fast-attack and boarding capability in the strait and has a track record of tit-for-tat seizures linked to vessel detentions elsewhere. The follow-ons worth noting are confirmation of which vessels and flags are involved, any response from the Western naval presence in the area, and whether adjacent states raise alert levels, since escalation in such episodes has historically required a second move rather than the opening claim.