The Arabian Sea is a region of the northern Indian Ocean bounded on the north by Pakistan and Iran, on the west by northeastern Somalia and the Arabian Peninsula, and on the east by India. Ancient names include the Erythraean Sea and Persian Sea.
The city of Mumbai in India is almost is served by two major ports, Mumbai Port Trust and Jawaharlal Nehru Port Trust, which lies just across the creek in Navi Mumbai. Mumbai Port has one of the best natural harbors in the world, and has extensive wet and dry dock accommodation facilities. Jawaharlal Nehru Port, commissioned on 26 May 1989, is the busiest and most modern major port in India. It handles 55–60% of the country's total containerized cargo. Ferries from Ferry Wharf in Mazagaon allow access to islands near the city.
Mumbai city is also the headquarters of the Western Naval Command and also an important base for the Indian Navy.