https://townhall.com/tipsheet/mattvespa/2026/04/11/wait-thats-why-the-iranians-cant-reopen-the-strait-of-hormuz-n2674287
"Those routes are limited in large part because Iran mined the strait haphazardly, U.S. officials said. It is not clear that Iran recorded where it put every mine. And even when the location was recorded, some mines were placed in a way that allowed them to drift or move, according to the officials.
Iran has been unable to open the Strait of Hormuz to more shipping traffic because it cannot locate all of the mines it laid in the waterway and lacks the capability to remove them, according to U.S. officials..."