what is the equivalent of a colonel in the navy
Colonel (United States) In the United States Army, Marine Corps, and Air Force, colonel /ˈkɜːrrnəl/ is the most senior field grade military officer rank, immediately above the rank of lieutenant colonel and immediately below the rank of brigadier general. It is equivalent to the naval rank of captain in the other uniformed services.[n 1] The pay grade for colonel is O-6.