The Royal Saudi Navy is the Naval force of the Kingdom of Saudi Arabia. The Royal Saudi Navy is sometimes referred to as the RSNF (Royal Saudi Naval Forces). The Navy has about 50,000 officers and men, including 12,000 Marines. The Naval headquarters is in Riyadh. The Western Fleet is based in the Red Sea with the main base at Jeddah. The Eastern Fleet is based in the Persian Gulf with the headquarters at Jubail. Other naval facilities were located at Yanbu, Dammam, and Ras al Mishab.