Enlisted Naval Submarine Service Device. Earned after rigorous training and testing. Indicating that a sailor is submarine qualified. When a sailor says, "I earned my Dolphins," know that he has trained harder than he has for anything else in his life.
22 Interesting Things You May Not Have Known About Submarines and Their Crews
Mila Kunis' mom made her work at Rite Aid scooping ice cream even after she became famous while working on That 70's Show. | The US Navy replaced expensive and clunky periscope controls on submarines with Xbox 360 controllers, which reduced training time from hours to minutes.
US Navy submarine given guard of honour by pod of dolphins