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
Persian Gulf naming dispute as the Arabian Gulf". Since about 2009, due to increased cooperation with Arab states of the Persian Gulf, various branches of the United States armed forces have issued directives to their members to use the "Arabian Gulf" when operating in the area to follow local conventions ("Persian Gulf" is still used in official publications and websites). The practice of the United States Fifth Fleet, based in Bahrain, is to use "Arabian Gulf": The National Geographic Society uses the name Persian Gulf to refer to this body of water. In 2004, the society published a new edition of its "National Geographic