The name Momogg is derived from Mongolian, because there are several large flowing dunes in the protected area, which resemble the mother's milk peak, so people call it Momogg, which sounds a little similar to the pronunciation of "mother". The protected area is located in Zhenyu County, Jilin Province, at the junction of Jilin, Inner Mongolia and Heilongjiang. It is located in the Nenjiang River in the east and the Li'er River in the south. The average altitude is about 142 meters, and the total area is about 10,000 hectares. The wetland area accounts for more than 80 [%] of the total area of the whole area. It is the largest area in the west of Jilin Province. The most typical wetland type protected area, mainly rivers and lakes water wetlands, lichen leaflet wetlands, reed marsh wetlands, alkaline grass wetlands and other four types. In March 1981, it was approved by the Jilin Provincial People's Government and was listed by the State Environmental Protection Administration in the first batch of heavy weights in China. To list the wetlands, it was promoted to a national nature reserve in 1997, and was approved by the International Wetland Convention Organization in October 2013 to officially list the wetlands of international importance. There are 600 species of plants, 52 species of fish, 6 species of amphibians, 8 species of reptiles and 298 species of birds in the protected area. National Ⅰ level protected birds are white cranes, red-crowned cranes, white-headed cranes, oriental white otters, black otters, big otters, golden eagles, tiger head sea eagles, jade belt sea eagles, white-tailed sea eagles; Ⅱ level protected birds are white pillow cranes, tungsten feather cranes, gray cranes, big swans, small swans, and other 42 species. There are 15 kinds of cranes in the world, except for South America and Antarctica, there are cranes in other continents. There are nine kinds of cranes in China, all of which are China's national key wildlife protection, and there are six kinds in the Momog Reserve, namely white cranes, red-crowned cranes, white-headed cranes, white pillow cranes, gray cranes, The red-crowned crane, the red-crowned crane, the white-crowned crane, the white-crowned crane, the white-crowned crane, the white-crowned crane, the white-crowned crane, the white-crowned crane, the white-crowned crane, the white-crowned crane, the white-crowned crane, the white-crowned crane, the white-crowned crane, the white-crowned crane, the white-crowned crane, the white-crowned crane, the white-crowned crane, the white-crowned crane, the white-crowned crane, the white- The honorary title of the county "China's white crane township".