Meru Betiri National Park is a national park in the province of East Java, Indonesia, extending over an area of 580 km2 of which a small part is marine (8.45 km2). The beaches of the park provide nesting grounds for endangered turtle species such as leatherback turtles, hawksbill turtles, green turtles, and olive ridley turtles.Meru Betiri National Park has a varied topography reaching from a plain coast to highlands with an altitude of almost 1,200 metres (3,900 ft). The tallest mountains within the park are Mount Gamping (538 m), Mount Butak (609 m), Mount Sukamade Atas (801 m), Mount Gendong (840 m asl), Mount Mandilis (844 m) and Mount Betiri (1,192 m). The topography along the coast is generally hilly to mountainous. The park provides habitat for many other protected animals, including 29 species of mammal and 180 species of bird. Among them are the banteng, Javan leopard, wild boar, long-tailed macaque, Sumatran dhole, Javanese flying squirrel, leopard cat, Javan muntjac, and green peafowl. The beaches of the park provide nesting ground for leatherback turtles, hawksbill turtles, green turtles, and olive ridley turtles.Meru Betiri National Park is known as the last habitat of the Javan tiger (Panthera tigris sondaica) which is now considered extinct, with the last sighting having been recorded in 1976.