Keywords: US Navy 090423-N-4301H-044 Basic Underwater Demolition SEAL (BUD-S) candidates check their underwater breathing apparatuses for proper ventilation and safety before participating in dive training in Coronado Bay.jpg en CORONADO Calif April 23 2009 Basic Underwater Demolition SEAL BUD/S candidates check their underwater breathing apparatuses for proper ventilation and safety before participating in dive training in Coronado Bay Diving is an eight-week course during the second phase of training that prepares develops and qualifies candidates as basic combat swimmers BUD/S candidates must complete three phases of training and qualify in advanced training during a yearlong program to become Navy SEALs U S Navy photo by Mass Communication Specialist 2nd Class Shauntae Hinkle-Lymas/Released 2009-04-23 090423-N-4301H-044 Navy http //www navy mil/view_image asp id 70917 U S Navy photo by Mass Communication Specialist 2nd Class Shauntae Hinkle-Lymas PD-USGov-Military-Navy United States Navy SEALs Diving rebreathers Underwater diver training |