Although being increasingly seen as an attractive tourist destination, Kalpitiya Lagoon is a marine sanctuary with a diversity of habitats ranging from flat coastal plains, saltpans, mangroves, swamps, salt marshes and vast sand dune beaches. It provides nursing grounds for many species of fish and crustaceans. In addition to boasting of being famous as the first region in Sri Lanka to commence Dolphin and Whale watching, with the highest dolphin sighting ratio of around 93%, and some of the largest schools of dolphins around the shores of Sri Lanka, Kalpitiya also home to the Bar Reef, considered one of the best reefs in whole of Asia, offering a breathtaking display of the aquatic wonders of nature in all its vividness, not only to look at but also to experience up-close as the sea conditions during November to April each year are absolutely perfect for swimming, snorkeling and diving.