The Indian Ocean is the world's third-largest ocean and it has an area of 26,469,900 square miles (68,566,000 sq km). It is located between Africa, the Southern Ocean, Asia, and Australia. The Indian Ocean has an average depth of 13,002 feet (3,963 meters) and the Java Trench is its deepest point at -23,812 feet (-7,258 meters). The waters of the Indian Ocean also include water bodies such as the Andaman, Arabian, Flores, Java, and the Red Sea, as well as the Bay of Bengal, Great Australian Bight, Gulf of Aden, Gulf of Oman, Mozambique Channel, and the Persian Gulf. The Indian Ocean is known for causing the monsoonal weather patterns that dominate much of southeast Asia and for having waters that have been historical chokepoints (narrow international waterways). here