The gun crew aboard the Armada Espanola (Spanish Navy) Santa Maria Class Frigate (FFG) SPS CANARIAS (F 86) fires the OTO Melara 76/62 (76 mm / 62 caliber) Compact Naval Gun Mount gun as it participates in a live-fire gun exercise during the Pacific Ocean (POC) phase of Exercise UNITS 2006, held on the Chilean coast. UNITAS 2006 is an annual exercise that involves naval forces from Chile, Colombia, Ecuador, Mexico, Peru, Spain, and the US training together in a number of maritime scenarios with each national force operating as a component of this multi-national force