Security
Maritime threat: How Iran's naval mines could collapse the regional economy
Iran's naval mines pose a significant maritime threat, endangering critical shipping routes and destabilizing the regional economy.
![A person points to a screen showing commercial vessel traffic in the Strait of Hormuz near the Iranian coast on March 4, 2026. [Julien De Rosa/AFP]](/gc1/images/2026/03/13/55025-afp-600_384.webp)
By Al-Fassel |
The Strait of Hormuz, a narrow channel just 33 kilometers wide at its tightest point, serves as one of the world's most critical energy arteries.
Each day, about 20% of global oil and liquefied natural gas (LNG) exports navigate this passage, making it a cornerstone of international economic stability.
Ali Larijani, Secretary of Iran's Supreme National Security Council, made explicit threats to blockade the vital waterway.
These actions cast a dark shadow over the regional economy, which includes Iran's own economic stability.
Nonetheless, US Central Command is actively countering these threats by eliminating stockpiles of Iranian naval mines, minelayers and naval assists.
The economic impact of a blockade
Iran's estimated arsenal of over 5,000 naval mines could be deployed to shut down the narrow shipping lanes of the Strait of Hormuz.
It has built asymmetric naval capabilities such as fast-attack boats, sea mines and coastal missile batteries specifically to disrupt shipping in the narrow waterway.
Large vessels, including oil tankers, are forced to navigate through Iranian territorial waters, making them vulnerable to Iran's hostile action.
Naval mines, missile strikes and advanced GPS jamming are tactics Iran may use to enforce a blockade.
Ironically, such a move would also be catastrophic for Iran's own diplomatic and economic interests.
The Iranian economy is heavily dependent on its oil and gas exports, the vast majority of which are shipped through the Strait of Hormuz.
A closure would not only halt this vital revenue stream but also effectively paralyze its broader foreign trade.
Despite these deterrents, evidence suggests that Iranian leadership has contemplated this drastic measure.
Reports indicate Iran is loading naval mines onto vessels, reflecting its historical use of threats to close the strait for political leverage.
Such preparations signal an intention to inflict economic strain on its neighbors including the Gulf Cooperation Council (GCC) states.
These developments underscore the urgency of mitigating Iran's destabilizing tactics to protect the global economy and Middle Eastern stability.