

Marine Detachment
The Marine Detachment assigned to serve aboard the USS Long Beach – MarDet CGN9 – was the very last of a 200+ year old tradition of US Marines manning the guns of a US Navy warship, disbanded on September 04,1990. MarDet primary duties included:
• Ship’s Security Force • Manning the 2 – 5″/38 caliber Mk30 guns • Captain’s/Task Force Commander’s Orderly • Landing/Boarding Force • Manning The Rails • Ship’s Brig • Silent Drill Team (1979 – 1980)