Persian Gulf as "The Northwestern limit of Gulf of Oman". This limit is defined as "A line joining Ràs Limah (25°57'N) on the coast of Arabia and Ràs al Kuh (25°48'N) on the coast of Iran (Persia)". The gulf is connected to Indian Ocean through Strait of Hormuz. Writing the water balance budget for the Persian Gulf, the inputs are river discharges from Iran and Iraq (estimated to be 2000 cubic meters per second), as well as precipitation over the sea which is around 180mm/year in Qeshm Island. The evaporation of the sea is high, so that after considering river discharge and
Persian Gulf Residency Persian Gulf Residency The Persian Gulf Residency was an official colonial subdivision (i.e., residency) of the British Raj from 1763 until 1947 (and remained British protectorates after Indian independence in 1947, up to 1971), whereby the United Kingdom maintained varying degrees of political and economic control over several states in the Persian Gulf, including what is today known as the United Arab Emirates (formerly called the "Trucial States") and at various times southern portions of Persia, Bahrain, Kuwait, Oman, and Qatar. British interest in the Persian Gulf originated in the sixteenth century and steadily increased as British India's importance rose