Hat Chao Mai National Park

Hat Chao Mai National Park is a marine national park on the Andaman Sea coast in Sikao and Kantang districts, Trang Province, southern Thailand. Established in 1981, it covers about 231 square kilometres of coastline, mangroves, limestone cliffs and seven islands including Koh Muk, Koh Kradan and Koh Libong. It is notable for Chao Mai Beach, the Emerald Cave (Tham Morakot), coral reefs, and as a habitat for the endangered dugong.

Visitors can expect a coastal park with a long sandy beach at Hat Chao Mai, limestone karst cliffs, mangrove forests and offshore islands accessible by boat. The park headquarters area has a beach, viewpoints and visitor facilities. Island areas offer clear water, coral reefs, sea caves including the Emerald Cave on Koh Muk, and beaches on Koh Kradan and Koh Libong. Activities centre on beach walks, swimming, snorkeling, kayaking, boat tours and wildlife observation.

Established on 14 October 1981 as Thailand's 38th national park. Covers approximately 231 sq km (20.88 sq km land and 210.36 sq km marine) along the Trang coast. Created to protect coastal ecosystems, mangroves, coral reefs and islands in the Andaman Sea.

Area includes traditional fishing communities such as Chao Mai village and island villages on Koh Libong and Koh Muk. Local livelihoods are based on fishing and small-scale tourism. Koh Libong has a predominantly Muslim fishing community with cultural ties to the sea and dugong conservation.