 Separately, outside of Defence Forces Headquarters, the Naval Service maintains a Naval Intelligence Cell within its Intelligence and Fishery Section at Naval Operations Command, Haulbowline Naval Base, Cork Harbour, which is responsible for the collection, collation and dissemination of Naval Intelligence.The Air Corps maintains an Air Intelligence Section at its HQ at Casement Aerodrome, Baldonnel, Dublin responsible for aviation intelligence.Army Brigades maintain their own regional intelligence function - designation "G2" - reporting into J2.