Sri Lanka's coastline is 1,585 km long. It claims an Exclusive Economic Zone extending 200 nautical miles, which is approximately 6.7 times the country's land area. The coastline and adjacent waters support highly productive marine ecosystems such as fringing coral reefs and shallow beds of coastal and estuarine sea grasses.
Sri Lanka is becoming a major spot for watching Whales and Dolphins. Dondra Point of down south in Sri Lanka is the main port of Whale Watching in Sri Lanka during December to April. Out of these months December, January and April are the peak months of sightings. Many people are only just learning of the extraordinary phenomenon of the huge Blue and Sperm whales arriving in numbers just off the south coast of Sri Lanka. It is a sanctuary for marine life. A Blue whale is 70-90 feet (23-27 m) is probably average.
The island contains tropical forests and diverse landscapes with high biodiversity. Sri Lanka has declared 24 wildlife reserves, which are home to a wide range of native species such as Asian elephants, leopards, sloth bears, the unique small loris, a variety of deer, the purple-faced langur, the endangered wild boar, porcupines and anteaters.
Sri Lanka is known as "the Pearl of the Indian Ocean" because of its natural magnificence. Sri Lanka has also been called "the nation of smiling people". because of their welcoming smile. Sri Lanka (ශ්රී ලංකාව), officially the Democratic Socialist Republic of Sri Lanka, is an island country in the northern Indian Ocean just south of India. It was known until 1972 as Ceylon. Sri Lanka has a documented history that spans over 3000 years. Sri Lanka is a diverse country, home to many religions, ethnicities and languages.