It is said that it is named Erhai Lake because it looks like an ear. Erhai Lake is a scenic spot with excellent water quality and rich aquatic resources. Although Erhai Lake is called the sea, it is actually a lake. It is said that it is called Erhai Lake because Yunnan lives inland, and the Bai people have expressed their yearning for the sea.
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Erhai Lake is the "Mother Lake" of the Bai people, and it was called "Golden Moon" by the Bai ancestors. It is a beautiful plateau freshwater lake with superior location advantages, remarkable comprehensive functions, rich history and culture and good development environment. It is the cradle of Dali's politics, economy and culture, and it is also the basis of the sustainable development of the autonomous prefecture's economy.
Erhai Lake has seven main functions: water supply, agricultural irrigation, power generation, climate regulation, fishery, shipping and tourism. Erhai Lake was formed at the end of the ice age, and its main cause was subsidence and erosion, belonging to a tectonic fault lake.
On a calm day, boating on Erhai Lake, the clean and transparent sea surface is like a clear blue sky, giving people a sense of tranquility and distance, and letting people appreciate the poetic artistic conception of "the boat floats in the blue waves and people swim in the picture world".
There are three islands, four continents, five lakes and nine twists in the lake. Three islands: Jinsuo Island, Chiwen Island and Tieji Island; Four continents: Qingshabi, Daguanchu, Yuanyang and Ma Lian; The five lakes are: Nantang Lake, Beitang Lake, Julian Lake, Longhu Lake and Bozhou Lake; These nine songs are: Lotus Song, Earthquake Song, Muscle Song, Phoenix Wing Song, Luo Elbow Song, Niu Jiao Song, Yin Bo Song and Gao Yan Song.
There are many beautiful bays in Erhai Lake, among which Haidong Bay, Wase Bay, Kanglang Bay and Shuanglang Bay are larger. Especially the "three islands" in the sea make Erhai Lake more beautiful.