Vice Admirals generally command the numbered fleets around UNSC controlled space that make up the naval components of each of the regional unified commands. Of the five numbered fleets, four have command ships which act as the Vice Admiral's flagship. This rank is above Rear Admiral (Upper) and below Admiral. It is equal to Lieutenant General in the Marine Corps.
known Vice Admirals
Sources
- ^ Halo: Ghosts of Onyx, page 104