Persian Gulf Bryde's whales, these once common residents can still can be seen in deeper marginal seas such as Gulf of Aden, Israel coasts, and in the Strait of Hormuz. Other species such as the critically endangered Arabian humpback whale, (also historically common in Gulf of Aden and increasingly sighted in the Red Sea since 2006, including in the Gulf of Aqaba), omura's whale, minke whale, and orca also swim into the gulf, while many other large species such as blue whale, sei, and sperm whales were once migrants into the Gulf of Oman and off the coasts in deeper waters, and
Rugby union in the Arab states of the Persian Gulf Rugby union in the Arab states of the Persian Gulf Rugby union in the Arab states of the Persian Gulf is a minor, but growing sport. The Arabian Gulf rugby union team is currently ranked 40th in the International Rugby Board's world rankings which ranks the IRB's ninety-five full member countries. Out of 4645 registered rugby union players in the Persian Gulf region, 2950 are pre-teens or teenagers. The governing body for rugby in the Arab states of the Persian Gulf, until 2010, is the Arabian Gulf RFU, whose headquarters are located in Dubai, United Arab Emirates. Previously known as