There are 900 islands, 90,000 rai of coral reef areas, 750,000 rai of mangrove forests, and 2,000 kilometers of coastal length. Compared to the world, Thailand's sea is small but it portrays the uniqueness that is rarely found anywhere else.
Thailand's coastal areas are split between the areas along the Gulf of Thailand (east and west) as part of the Pacific Ocean's South China and the Andaman Sea which is part of the Indian Ocean. Thailand is where two oceans meet : one, the Pacific, is the world's biggest ocean and the other, the Indian ocean, is the world's smallest and least explored. Thailand thus boasts the uniqueness in terms of marine life. We are one of top 10 countries in the world with the highest diversity of marine life