Hallasan National Park summit, there is a crater lake called “Baekrokdam.” Since the mountain has high altitude, there are a number of alpine plants and animals. 1800 kinds of plants, including 400 kinds of specimen plants and 50 kinds of special plants, are living in Hallasan. So the Jeju island is designated by Biosphere Reserve in 2002 and Hallasan National Park is one of the region of Jeju Bioshere. Hallasan National Park Hallasan National Park () is located in the province of Jeju-do, South Korea. It was designated as the 9th national park in 1970. It features the highest mountain in South Korea,
Hallasan caused by ticks is still continuing these days. Six tick species give damage to domestic animals. According to the world floral region, Hallasan belongs to the temperate subregion with Yangtze River basin and southwest Japan. From the coast to the top of the Hallasan, plants are distributed vertically from the subtropical plants to the alpine plants due to the environmental gradient. Of the 4,000 species of vascular plants native to Korea, about 400 species are estimated to be endangered or potentially rare. Especially, 23 species-specific wild plants designated by the Ministry of Environment ( totally 59 species ) are distributed