 The Hispaniolan pine forests occupy the mountainous 15% of the island, above elevation.The flooded grasslands and savannas ecoregion in the south central region of the island surrounds a chain of lakes and lagoons in which the most notable include that of Lake Azuei and Trou Caïman in Haiti and the nearby Lake Enriquillo in the Dominican Republic.There are many bird species in Hispaniola, and the island's amphibian species are also diverse.