Weishan Lake is also an important wintering habitat for migratory waterfowl. There are 205 species of birds in the area, including 26 species of first-class and second-class protected birds such as bustard, swan, white-naped crane, gray crane and mandarin duck, and 35 species of key protected birds in Shandong Province, among which 109 species is listed in the Sino-Japanese Agreement on the Protection of Migratory Birds and Their Habitats, accounting for 48%. Among the 8 1 species listed in the Agreement on the Protection of Migratory Birds and Their Habitats between China and Australia, 25 species, accounting for 3 1%.
Wetland vegetation is mainly composed of Gramineae, Compositae, Salicaceae, Leguminosae, Spartinaceae and Potamogeton. The main plant communities are reed community, eggplant community, lotus community and other emergent vegetation zones; Deep vegetation zones of floating leaves such as apricot community, water chestnut+Euryale ferox community; Submerged vegetation zones, such as dried vegetables, POTAMOGETON microphylla communities and Sophora alopecuroides communities in Malaya, have an aquatic vegetation coverage rate of 89.9%, and are known as "underwater forests". There are 9 species of national first-,second-and third-class protected plants, such as water fern, water fern with thick stem, sweet clover and wild soybean.
Weishan Lake is rich in mineral resources, with proven coal reserves of 654.38+02.7 billion tons. It is one of the key coal bases in China, with shallow burial and thick coal seam, mostly high-quality gas coal and fat coal. The proven reserves of rare earth are12.75 million tons, located on the east bank of Weishan Lake. It has the advantages of less impurities such as phosphorus and iron, high grade and simple smelting process. It is the only typical rare earth resource of bastnaesite found in China at present. In addition, there are abundant limestone, coal gangue, yellow sand and other resources.
snake-headed fish
Blackfish is a kind of fish with large yield in Weishan Lake. Strong adaptability and large reproduction. It is a famous "filial fish" and is deeply loved by people in the lake area. The snakehead meat is plump and delicate. Can be made into many dishes, which can be used as main ingredients, auxiliary materials and velvet antler. It is a fish raw material that many chefs like to use. There is a saying in the lake area that "it is better to lose the intestines of mullet than to lose mom and dad".
sheldrake
Ma duck is one of the four famous ducks in China, and it is a high-quality livestock and poultry cultivated in Weishan Lake area for a long time, with an annual output of10 million. Because ducks have been raised in the lake for many years, they mainly eat fresh fish and shrimp, shellfish, snails, crisp lotus and tender ling, so they are big and tender and delicious. Crispy duck and fragrant duckling processed with it sell well at home and abroad. Origin (or distribution) of Weishan duck: Nansihu area, namely Nanyang Lake, dushan lake, Zhaoyang Lake and Weishan Lake. Quantity: More than 500,000 ducks in stock.
Old tortoise
Turtle is a valuable aquatic product in Weishan Lake. Turtle soup made by turtle is a nourishing product, suitable for all ages; Farewell My Concubine, made of it and farm chickens, is not only extremely delicious, but also has a unique meaning. Stir-fried soft-shelled turtle is a dish invented by the chef in the lake area in practice. These three dishes are the characteristics of the Lake District and also the famous dishes in the wedding banquet in the Lake District. Old turtle is also a famous local specialty snack near Weishan Lake on the riverside.
100-year egg
Longgang preserved egg: Longgang preserved egg made of duck eggs is a famous brand product of Weishan Lake, which is exported to more than 20 countries and regions in the world and is also very popular in the domestic market. Therefore, preserved eggs in dragon jar are naturally an indispensable dish at the wedding banquet in the lake area.
Salted Duck Egg
The eggshell is blue with a round and smooth appearance. Lunan people also call it "green husk". Salted duck eggs have a long history in China, and are deeply loved by ordinary people, and are also favored in the market. After the duck eggs produced by Weishan duck were developed, the duck eggs changed from yellow to orange, oily and beautiful. 、
hairy crab
Also known as "crab" or "hairy crab", it often burrows in mudflats of rivers, lakes and swamps, moves at night, feeds on fish, shrimp, animal carcasses and grains, often migrates to estuaries every autumn to lay eggs, hatches in March-May of the following year, develops into young crabs, and then goes upstream to continue to develop and grow in fresh water. Hairy crabs are fresh and tender, and they are popular foods.
lotus root
The lotus root in Weishan Lake is pure natural and wild, and it is an authentic green food. You can cook both cold and hot dishes, and there are more than a dozen dishes. Cold lotus root slices, lotus root melons with sauce and fried lotus root boxes are all common dishes at wedding banquets, and they are also special dishes in the lake area.
Four-nosed carp
Four-nostril carp, a variety of Yellow River carp, is said to be famous all over the world in Qing Dynasty because of the praise of Emperor Qianlong. Four-nostril carp is a special dish at wedding banquets in Weishan Lake area, including steamed carp, braised carp, sweet and sour carp and fragrant carp.