Lugu Lake, set in the subalpine zone in the southern Hengduan Mountains, is a pine-covered ecoregion. Apart from hosting endemic species of fish, Lugu Lake is visited by wintering water birds. The catchment of the lake in the Ninglang province has a fairly rich forest cover. The plant and tree species identified in the forest are: Yunnan pines, Chinese pines, lacquer, camphor, kapok and dragon spruce trees.