Iran's crude oil loadings have plummeted to one-seventh of pre-war levels as a US naval blockade chokes exports and Chinese imports fall sharply.

A renewed U.S. naval blockade has largely halted Iranian crude exports while extreme diesel-market tightness suggests oil prices may still be underpricing the disruption.

Iran's crude oil loadings have plummeted to one-seventh of pre-war levels as a US naval blockade chokes exports and Chinese imports fall sharply.