Mussels are a kind of aquatic animals, also known as river clams, is a class of mollusks mussel family collectively, but also a very common aquatic products, loved by consumers.

Mussels are a freshwater bivalve, also known as river crooks, river clams, mussels, etc., in biological classification belongs to the animal kingdom, mollusc phylum, bivalve, mussels, mussels, mussel family mollusks collectively, the country is generally distributed throughout the country, common triangular sail mussels, folded crown mussels, dorsal horns toothless mussels, etc., the meat can be eaten, but also can be used as feed for fish, poultry and livestock.

The mussel two shells are equal, the top of the shell engraving is often concentric circle type or folded line type, the hinge part sometimes with the main teeth, the gill lobe diaphragm is intact and arranged in parallel with the gill filaments, the outer gill of the outer lobe of the posterior part of the outer gill and the outer coat membrane fused with the gill tubes, with the outer ligament, the shell before the upper part of the 3 muscle scars, the front of the closed shell scars oval, the front of the foot scars slightly triangular retracted muscle scars, the rear of the closed shell muscle scars elliptical, the left and right side of the foot flattened, visceral regiment ventrally. .

Mussels are commonly found as dorsal horn toothless mussels, pleated crown mussels and triangular sail mussels, etc. Among them, the dorsal horn toothless mussels and pleated crown mussels are commonly distributed in ponds, rivers, lakes and reservoirs, marshes and other water bodies all over the country, while the triangular sail mussels are mainly distributed in medium and large-sized rivers, lakes and other water bodies of Jiangsu, Hunan, Jiangxi, Anhui, and Zhejiang, etc. The mussels are also found as a species in the water bodies of the Yangtze River and its surrounding waters.

Mussels, also known as the river crooked, river clams, bird shells, Xishi tongue, etc., belong to the mollusc phylum Valvularia mussel family, is a common shellfish aquatic animals. Mussels to filter-feeding algae for a living, common hornback toothless mussels, pleated crown mussels, triangular sail mussels and other types of mussels, most of the regions of China's rivers and lakes in the production of water. Mussel meat is especially tender and delicious, is a feast of delicacies.