The Chinese name for this species is the pseudo cave green crab, also known as the green crab, red sturgeon, Chinese sturgeon, or mud crab. It belongs to the phylum Arthropoda, order Mollusca, family Crabaidae, and genus Crabapple in the animal kingdom. The Chinese mitten crab is widely distributed in temperate, subtropical, and tropical sea areas. It is found in Guangdong, Guangxi Zhuang Autonomous Region, Fujian, Taiwan, Zhejiang, Shanghai, and the coastal areas of Jiangsu in China, with Guangdong and Fujian being particularly abundant. It is also found in Vietnam, Japan, the Ryukyu Islands, Thailand, the Philippines, Indonesia, Australia, New Zealand, the Indian Ocean, and the Red Sea.

The olive green crab is a species of animal in the family Crabaidae, belonging to the genus Crabapple. It is a commercially important crab species distributed in the Indo Western Pacific region, including Southeast Asia, South Asia, Japan, North Australia, as well as the East and South China Seas of China. Due to its fast growth, large size, and strong adaptability, its meat is delicious and has high nutritional value. It is a traditional precious seafood and artificial breeding object in Southeast Asia, South Asia, and Taiwan. Its claws are orange red in color, and its carapace is horizontally elliptical, with a width of up to 18 centimeters and pointed sides.

Blue crab, also known as green crab or delicious swimming crab. Common edible crab on the west coast of the Atlantic, with a delicious taste. Often inhabiting mudflats, harbors, and deltas. The head and chest armor is about 7.5 centimeters long, 15-18 centimeters wide, with a light green back and light blue feet. Blue crabs are native to the western Atlantic from Nova Scotia to Argentina. They have been introduced to Japan and European waters, as well as in the Baltic Sea, North Sea, Mediterranean Sea, and Black Sea.