البحرية التركية
Exercise Mavi Balina (Exercise Blue Whale) is an international anti submarine warfare exercise led by Turkish Naval Forces. Blue Whale is held biennially as invitation only basis and considered as the largest anti-submarine warfare exercise in the Mediterranean. It is hosted and administered by the Turkish Naval Forces Fleet Command. Exercise's main headquarters is at Aksaz Naval Base.The aim of the exercise is providing realistic operational training in surface and submarine warfare for units and staffs of participating countries, as well as promote friendship, mutual understanding and cooperation. 2016 Participants were Bulgaria, Canada, Pakistan, Romania, Spain and the US Navy.