Rosario Islands (or Corales del Rosario) is a small archipelago made up of about 28 islands, located in one of the national natural parks of Colombia, created to protect one of the most important coral reefs of the Colombian Caribbean coast. The park is an underwater set of ecosystems and communities inhabited mainly by corals that house hundreds of microscopic animals, fish of different shapes and colors, crustaceans, mollusks, anemones, sea urchins and starfish and a wide range of sea birds.