First of all, catfish
That is, local catfish, native catfish, animal kingdom-Chordata-Chordata subfamily-Kiwifruit-Siluriformes-Siluridae-Siluridae-catfish species. There are ***4 beards on the mouth, long on the top and short on the bottom. They are carnivores, mostly wild, and have high requirements for water quality. They can be cultured artificially. The growth rate is faster, but it is generally not heavy. The meat is delicious, and it is considered as a treasure equivalent to shark's fin and turtle. The market price is relatively high, mostly more than one catty in 30 yuan.
Second, the big mouth catfish
Animal kingdom-Chordata-Chordata subfamily-Kiwifruit-Siluriformes-Siluridae-Siluridae-Siluridae-Siluridae. Similar in appearance to catfish, it also has four whiskers, but its mouth is particularly large, and the individual is much larger than catfish. It can be cultivated artificially and has a fast growth rate. Fry cultured in that same year can grow to 500-750g in the same year,1500-2000mg in the second year and 3000-4000mg in the third year. Most of the catfish sold in the market are this kind of catfish, the meat is relatively ordinary and the price is cheap.
Third, the bearded catfish
The local bearded catfish, also known as pond fish and pond fish. Animal kingdom-Chordata-Chordata subfamily-Kiwi-Silurus-Silurus-Silurus-Silurus-Silurus-Silurus-Silurus-Silurus. Eight beards, four above and four below. The body color is yellow, the growth of wild fish is slow, and the general weight is not more than 1 kg, which has high nutritional value and good taste. It can be cultivated artificially and has great market potential.
Four, the skin beard catfish
Also known as Egyptian beard catfish and Egyptian pond fish, they were introduced from Egypt. Animal kingdom-Chordata-Chordata subfamily-Kiwifruit-Siluriformes-Siluridae-Siluridae-Siluridae. Eight whiskers, black all over, huge individual. Most of them are cultivated artificially, and the growth rate is fast, which can weigh up to 2 kg a year, and the individual can reach more than 10 kg. It has low requirements for domestic water quality and is resistant to hypoxia. The meat quality is not very good and the market price is cheap. However, it is easy to breed and grows fast, and many people breed it.