Chinese turtle, also known as water fish, turtle fish, tuan fish, is a common farmed turtle species. Hydroforestation, often inhabiting sandy muddy freshwater waters. There is a habit of sunbathing ashore.

Carnivorous, mainly fish, shrimp, mollusks, etc., mostly night foraging. Wild Chinese turtles live to over 60 years.
The body is flattened and oval in shape, with armor on the dorsal abdomen, and the whole body is covered with soft leathery skin and no shield. The body color is basically the same, and there are no distinct pale spots. The head is thick and the front end is slightly triangular.
Chinese turtle is widely distributed in China, except for Tibet and Qinghai, other provinces are produced, in recent years in Xinjiang region has also found wild Chinese turtle, but relative to the production of Hunan, Hubei, Jiangxi, Anhui, Jiangsu and other provinces is higher.
It likes to eat fish and shrimp, insects, etc., but also eats plant foods such as aquatic plants and cereals, and is particularly fond of rotten food such as stinky fish and rotten shrimp, which is resistant to hunger, but it is gluttonous and cruel, such as lack of bait and will eat each other.
Folk proverbs describe the activities of turtles as "spring water on the beach, summer hot willow shade perching, autumn cool into the bottom of the water, winter cold drilling mud". In the summer, there is a habit of drying nails, and in the cold winter, it will hibernate, and the following year it will begin to wake up and look for food. Sexual cowardice is afraid of sounds, lurking in the water or silt during the day, and foraging for food at night.
Chinese turtle has both edible and medicinal value. According to Tao Hongjing's "Famous Doctors' Records", turtles are sweet and flat, and have the effect of nourishing yin and tonifying kidneys and clearing away hypothermia.