The Indian Navy is the naval branch of the armed forces of India. The President of India serves as the Commander-in-Chief of the Navy. The Chief of Naval Staff (CNS) an Admiral is a four star commander and commands the Navy. As of 2006 the navy has 55 000 personnel on active duty including 5 000 members of the naval aviation branch 1 200 marine commandos and 1 000 Sagar Prahari Bal soldiers making it the world's fourth largest navy.