Flotation Devices Marine Corps recruits assigned to Fox Company, 2nd Recruit Training Battalion, practice how to use their uniform as a flotation device during water survival training at Marine Corps Recruit Depot San Diego, April 22, 2025. The basic water survival course teaches recruits maneuvers to prepare them for a swim qualification test. SHARE: Download: Full Size (4.63 MB) Tags: Recruitment Credit: Marine Corps Cpl. Sarah Grawcock VIRIN: 250422-M-JK941-1823.JPG Photo Gallery