Boat Patrol U.S. Marines with Dam Security Unit, Bravo Company, 4th Assault Amphibian Battalion, and attached to 3rd Battalion, 3rd Marine Regiment conduct a boat patrol on the Euphrates River near Haditha Dam in the Al Anbar province of Iraq, April 30, 2006. SHARE: Download: Full Size (0.09 MB) Credit: VIRIN: 772774-Z-JBU57-111.jpg Photo Gallery