The island province of Palawan has been declared as a nature sanctuary of the world, and for good reason. It is wrapped in a mantel of rainforests, outstanding dive sites, majestic mountains, primeval caves, and pristine beaches. It is surrounded by a coral shelf that abounds with varied and colorful marine life. It boasts of exotic flora and fauna, like the mousedeer and the scaly anteater, that are found nowhere else. Palawan waters are among the best in the world, not only for diving but also for fishing. A diver's paradise, it has miles of sub-surface coral and rainbow reef walls which surround the coasts and coves teeming with rich marine life. The El Nido Marine Reserve in Miniloc, El Nido, occupying an area of 96,000 hectares, is a popular nature spot in the province. It boasts of diverse ecosystems, such as rainforests, mangroves, white sand beaches, coral reefs, and limestone reefs as well as a variety of fishes, like manta ray and the sea cow or ""dugong,"" known as the world's rarest marine mammal. It is now one of the country's premier destinations, blessed with amazing natural scenery, and considered as a sanctuary for various forms of wildlife.