the first kind: the sesame swordfish
This fish has a slightly flat head, and its scalless skin is grayish white with irregular black spots, just like black sesame seeds. The fish is as long and narrow as a sword, and the cooked fish has sesame flavor, hence the name Sesame Sword. Sesame swordfish is one of the best freshwater fish because of its fat meat and rich nutrition. In rural areas, people often use sesame swordfish to cook soup for the elderly or children, which is beneficial to spleen and stomach, intelligence and brain.
Sesame swordfish is a kind of cold-water fish, which requires extremely high water quality. It likes to breed in caves or underground rivers, so its quantity is very small. In the market, it costs more than 4 yuan a catty.
the second kind: Lithopomorpha
Lithopomorpha is a freshwater fish that lives in mountain streams, and likes streams with fast-flowing rocks and sediments. This kind of fish has a flat head wider than the fish, a long beard at the mouth, a scaly brown dorsal fin, and an unfamiliar person mistook it for Pseudobagrus fulvidraco. Stone climber likes to lie on the rocks at the bottom of the water and stick his belly on the rocks to crawl. Rock climbing fish is tender and delicious, and its taste can be comparable to that of oysters, so it has become the target of people's prey. Rock climbing fish grows slowly in wild conditions, and now it sells for 1, yuan a catty.
the third species: oxtail fish
this is a kind of precious cold-water fish that lives in Heilongjiang province in northeast China, also known as lucky fish, horse hook, and its scientific name is wusuli [wéi]. The head of oxtail fish is flat, and the fish body is scaly, round and smooth into light yellow, and it is gradually slender from the head to the tail, and the fish body can reach 1 meter like the tail of a cow. Oxtail fish is a rare wild fish unique to Heilongjiang river system, with less fishbone and delicate and delicious meat, which sells for more than 2 yuan a catty. There is a saying in Northeast China that oxtail is worthless except Heilongjiang. Oxtail fish in Heilongjiang weighs half a catty and sells in 1 yuan, while those in other waters sell in 2 yuan at most.
the fourth species: flower fish
flower fish is a variety of group carp, also known as flower carp. The fish body is small and closely arranged with golden scales, and the skin is slightly transparent, and its appearance is vivid and beautiful. Flower fish grow in paddy fields in the south, preying on insects and aquatic plants in paddy fields. When rice blooms, it swallows rice flowers that fall into the water, also known as rice flower fish. The meat of the flower fish has the clear fragrance of the flower, and the meat is tender and fresh without fishy smell. Nowadays, fish are also cultivated in rice fields in many places, but it is a little difficult for many ordinary carp or crucian carp to eat delicious flower fish instead of traditional carp.
Fifth species: Crayfish
Speaking of crayfish, I believe many people are very familiar with it and like it very much. Crayfish, formerly known as Procambarus clarkii, is an invasive species. There is a delicious food that looks like crayfish in Changbai Mountain in the northeast, and there are not many that you may know and eat. This kind of shrimp is very similar in appearance to the lobster in the ocean. It is harsh on the environment and only grows in cold water streams with clear water quality. It is a unique protozoan species in China, commonly known as Macrocephala and Lobster Shrimp. Lobster shrimp is delicate and delicious. Lobster shrimp is sensitive to changes in the ecological environment. Once the waters where it lives are polluted, it will disappear. Now, if you want to eat wild Lobster shrimp, you may not be able to buy it if you have money.
the sixth species: the snail
the shell of the snail is dark green and has an oblong cone shape, the size of a fingernail. Snails grow in fast-flowing streams or potholes, and attach themselves to stones in the water. Snail is a natural food with delicate meat and delicious taste, and it has no muddy smell. Now, stir-fried snail with perilla has become a special dish in many restaurants, and it has been purchased in large quantities, and the number of wild snails has decreased year by year.