Group fish, black stick, raw fish, snakehead, dutiful son fish, cuttlefish, etc. Its meat is delicate, delicious, with less thorns and more meat. Every100g of fish contains protein19.8g, fat1.4g and carbohydrate1.2g. It has high nutritional value, and has the functions of invigorating spleen, promoting diuresis, removing blood stasis, promoting tissue regeneration, clearing away heat and expelling wind, nourishing liver and tonifying kidney. In addition, the soup made by grouper is sweet and tasteless. In the south of China, spotted fish soup has always been regarded as a nourishing treasure for people who are recovering from illness and weak.

gingkgo

grouper

Another name

Snakehead, tuanyu, black stick, raw fish, snakehead, dutiful son fish, cuttlefish, etc.

boundary

animal kingdom

eye

Perciformes

suborder

Bass suborder

The branch of academic or vocational research.

Sinipercidae

transfer

Banyan

1 shape feature editing

Grouper belongs to teleost, Perciformes, Perciformes, Ophiopogonidae and Ophiopogonidae. The main cultured species in China are snakehead, spotted snakehead and their hybrids, and spotted fish is their common name.

snake-headed fish

1. Morphological characteristics of snakehead The front of the body is cylindrical and the back is flat. Generally 25-40 cm long. The head is long, slightly flat at the front and slightly higher at the back. The body color is gray-black, the back of the head and the top of the head are dark, the abdomen is pale, there are irregular black patches on the side, and there are two rows of black stripes on the top of the head. The dorsal fin is very long, almost connected with the caudal fin, and there is no hard thorn, starting from the base of the pectoral fin. The ventral fin is short, the pectoral fin is round, and the tip of the fin protrudes beyond the middle of the ventral fin. The gluteal fin is shorter than the dorsal fin, the caudal fin is round, and the end is less than the anus. The anus is located in front of the anal fin. The whole body is covered with medium-sized round scales, and the top of the head is covered with irregular scales. The lateral line is straight, slightly twisted above the anus, moving down two rows of scales, located in the middle of the body and extending to the base of the tail. Fishermen in the Pearl River Delta are customarily called "groupers in two lakes". Fish has a strong smell.

2. The morphological characteristics of spotted snakehead are generally 20 cm in length and 500- 1000 g in weight. The body is almost cylindrical and the tail handle is thick and short. The head is long, the kiss is short and slightly flat. The base of dorsal fin and gluteal fin is very long, and there are no spines. The pectoral fin is round, the ventral fin is small and protuberant. The caudal fin is round. The body is dark gray and the abdomen is gray, with many irregular black spots; The black spot on the top of the head is "September 18th". Traditionally called "Guangdong grouper", the fish soup has no fishy smell.

3. The main difference between snakehead and snakehead is that snakehead is long and snakehead is short; There are seven-star stripes on the head of snakehead, while the stripes on the head of spotted snakehead are similar to the word "188". In addition, the head of snakehead is sharper and more like a snake.

4. The snakehead crosses with the Guangdong spotted snakehead from other places (Shandong, Hunan and other places) to breed offspring. ). The hybrid grows rapidly, weighing about 1kg in three months, with strong resistance, tender meat and delicious taste. In the Pearl River Delta region, snakehead is commonly known as "Hong Kong species", snakehead is commonly known as "Hunan fish", and the first generation fish bred by hybridization between the two snakehead species is "hybrid".