Arabian Sea or second millennium BCE. Major seaports include Kandla Port, Okha Port, Mumbai Port, Nhava Sheva Port (Navi Mumbai), Mormugão Port (Goa), New Mangalore Port and Kochi Port in India, the Port of Karachi, Port Qasim, and the Gwadar Port in Pakistan, Chabahar Port in Iran and the Port of Salalah in Oman. The largest islands in the Arabian Sea include Socotra (Yemen), Masirah Island (Oman), Lakshadweep (India) and Astola Island (Pakistan). The Arabian Sea's surface area is about . The maximum width of the Sea is approximately , and its maximum depth is . The biggest river flowing into the
Arabian Sea Sea is the Indus River. The Arabian Sea has two important branches — the Gulf of Aden in the southwest, connecting with the Red Sea through the strait of Bab-el-Mandeb; and the Gulf of Oman to the northwest, connecting with the Persian Gulf. There are also the gulfs of Khambhat and Kutch on the Indian Coast. The countries with coastlines on the Arabian Sea are Somalia, Yemen, Oman, Pakistan, India and the Maldives. There are several large cities on the sea's coast including Male, Kavaratti, Cape Comorin (Kanyakumari), Colachel, Kovalam, Thiruvananthapuram, Kollam, Alappuzha, Kochi, Kozhikode, Kannur, Kasaragod, Mangalore, Bhatkal, Karwar,