March 6 (Reuters) - As the conflict in the Gulf widens, maritime insurance premiums for war coverage are surging -- in some cases by more than 1000% -- dramatically driving up the cost of moving energy through a critical maritime corridor.

Add Yahoo as a preferred source to see more of our stories on Google. By Jonathan Saul, Emily Chow and Jeslyn Lerh LONDON/SINGAPORE, March 2 (Reuters) - Insurance companies are cancelling war risk coverage for vessels in the Middle East Gulf as the widening Iran conflict disrupts shipping, leaving tankers damaged or stranded and at least two people dead.

SINGAPORE/LONDON, March 2 (Reuters) - Insurance companies are cancelling war risk coverage for vessels in the Gulf as the widening Iran conflict disrupted shipping, leaving at least four tankers damaged, a seafarer killed and 150 ships stranded around the Strait of Hormuz.