A Sea Command or Seagoing Command (plural Sea commands) is a command of one of HM’s formations e.g. Home Fleet or 1st Battlecruiser Squadron or individual Ships e.g. HMS Queen Elizabeth (Aircraft Carrier) or Submarines e.g. HMS Vanguard (Nuclear Ballistic Submarine).
- Navy, Royal (June 2018). "ASSIGNMENT PRINCIPLES: SECTION 2 - TYPES OF ASSIGNMENT" (PDF). royalnavy.mod.uk. Ministry of Defence UK. p. 6. Retrieved 13 June 2020.