Keywords: Flickr - Official U.S. Navy Imagery - Navy Divers check their gauges during a training dive..jpg 110323-N-OT964-015 NAVAL SUPPORT ACTIVITY Bahrain March 23 2011 Navy divers assigned to Mobile Diving and Salvage Unit MDSU 2 check their gauges during a training dive to familiarize themselves with the MK 16 MOD 1 underwater breathing apparatus The Mark 16 is a re-breathable underwater system used for bubble-free operations in water conditions with low visibility Personnel from MDSU-2 are assigned to Combined Joint Task Force 56 1 which provides maritime security operations and theater security cooperation efforts in the U S 5th Fleet area of responsibility U S Navy photo by Mass Communication Specialist 3rd Class Martin L Carey/Released http //www flickr com/photos/usnavy/5613075475/ Navy Divers check their gauges during a training dive 2011-03-23 13 31 http //www flickr com/people/56594044 N06 Official Navy Page from United States of America Martin L Carey/U S Navy Attribution License XMP-photoshop Source Navy Visual News Service PD-USGov-Military-Navy Official U S Navy Imagery http //flickr com/photos/56594044 N06/5613075475 2012-11-15 13 01 59 cc-by-2 0 Images from United States Navy to check Mk 16 underwater breathing apparatus |