Scientists discovered the fossils of crayfish in Xuyi, confirming that crayfish appeared in Xuyi more than 1 million years ago, instead of being an alien species as rumored.

Xuyi has been rich in lobster and other aquatic products since 197s. Fishermen along the Huaihe River and the Lake mainly depend on fishing for fish and shrimp. With the increasing market demand, lobster artificial breeding has gradually emerged.

Extended information:

Xuyi lobster is a freshwater lobster, also known as crayfish, which generally grows and breeds in Douhu Lake, Hongze Lake, Tian Quan Lake, Maoer Lake, Swan Lake and Baxian Lake in Xuyi, and is an important aquatic resource in China. Xuyi lobster is red and bright, full of luster; The body surface is clean and free of dirt, with strong vitality; The meat is tender, fat and full.

Xuyi is located in the lower reaches of Huaihe River and the south bank of Hongze Lake, where a thousand miles of Huaihe River meets Hongze Lake. Due to the support of the lake, hundreds of thousands of mu of tidal flat wetlands have been formed. Compared with other waters, the species and quantity of aquatic plants and algae adapted to the growth of lobsters are more abundant, and the first high-quality original population of lobsters was born.