It is one of the five largest freshwater lakes in all of China, covering approximately 2,339 km2. In years with high precipitation, the normally exit−less
endorheic lake may overflow at its northern shore, and the water will meet the
Argun River (Ergune) after about . The lake is not far from
Manzhouli, which is on a major passenger rail-line. Although there are several villages nearby, Manzhouli is the nearest city of notable size. As of 1995 annual fish production was about 7,000 tons, 100 tons of
shrimp, 4 kilograms of
pearls, 1.5 million
crayfish. Hulun Lake is also one of the key
reed production areas in China. ==See also==