How many types of stingrays are there? What kind of fish is eel?

<> stingrays belong to the suborder of cartilaginous fishes in the taxonomic group, with 158 species in six families worldwide.

Freshwater stingrays are roughly divided into two categories: one is the big-eyed stingray, which belongs to small and medium-sized stingrays, and the other is the small-eyed stingray, which belongs to medium-sized and large-sized stingrays. Usually the pearl stingray is the representative species of the big-eyed stingray, and the small-eyed stingray is the apple stingray, the Chinese stingray, and the long-tailed star stingray are the most well-known.

The pearl stingray family is quite diverse, from the average pearl stingray to the crown pearl stingray to the golden-dotted pearl stingray, as well as the tricolor pearl stingray from Colombia. Of course, we can't miss the black and white pearl rays and black and white gold spot rays. These include rare mutants, such as the golden-spotted leopard claw stingray, which resembles a leopard's paw prints because of the dots on its body; Because the above-mentioned stingrays are all dotted figures, they are listed as members of the pearl stingray family.

Other big-eyed stingrays include the emperor stingray, the starry leopard stingray, the mung bean stingray, the tortoiseshell stingray, the Picasso stingray, the maze stingray, the plum stingray, and so on.

In the beginning, I practiced pearls or meeks. ** Just four to six hundred small fish. There are also many Black Emperors'Tigers'Plum blossoms'Black and white'Black full'Crowns and so on. Raise this fish to be diligent, change the water for three days and four parts, small fish and shrimp mud autumn are very fond of eating.

Stingray species can be roughly divided into two categories academically, big-eyed stingrays and small-eyed stingrays; According to the classification of biological systems, there are six families, namely deep-water tail stingray, hexagill stingray, stingray, flat stingray and swallow stingray, with a total of 158 species. Depending on the species, the stingray** is also different. The most common species of stingray are divided into about 10 strains

1. The pearl stingray series is mainly characterized by large yellow dots on the body disk. It can also be divided into Peruvian pearl ray, Brazilian pearl ray, and Colombian three-color pearl ray.

2. Black and white stingrays and gold-spotted stingrays series can be divided into black-and-white stingrays, crown black-and-white stingrays, gold-spotted stingrays, special individuals and mutations (space stingrays, donut stingrays, etc.). Its main feature is a black disc dotted with white dots (usually arranged).

3. The main feature of the black emperor stingray series is that the base is light yellow, the lines are black round spots, some of the markings are irregular, and some of the spots show the figure "8".

4. The emperor stingray series is divided into the emperor stingray and the golden emperor stingray, which is characterized by the light body color of the juveniles, and there will be obvious color contrast when the body size grows up.

5. Leopard ray series, the body color is black and coffee, the dots are small, many and dense, and the edge of the body disc is a whole circle of light-colored thin edges.

6. Tortoiseshell stingray and plum stingray series are divided into giant tortoiseshell stingrays and diamond tortoiseshell stingrays, plum stingrays and plum stingrays.

7. Small eye stingray series is divided into antenna stingrays and apple stingrays (Chinese stingrays).

8. Other varieties of series, divided into smoke ring stingray, mini stingray, flower stingray, Taylor stingray, leopard claw stingray, ghost stingray, **black emperor stingray, Brazilian blue snake pattern, bronze king stingray, and other wild individual stingrays.

9. Asian freshwater stingray series include Mekong giant stingray, white-edged stingray, tiger stingray, and ** stingray.

10. Artificial hybrid individuals.

Eels are chordates of the phylum Chordates. Eel is also called rice fish, catfish, looks similar to sea bass, the meat is slightly rough, the body color is dark, gray-brown and purple-green, the abdomen is gray-white, it is one of the special products of Ningbo sea fish, the meat is fresh and tender like yellow croaker, there is no fishy smell, and the meat quality can be comparable to the wild big yellow croaker.

The edible methods of eel are mainly steamed, braised in braised water, vinegared and soup-making. In the Xiangshan area of Ningbo, people like to eat the "fish shredded noodles" and "fish cakes" made of eel, all of which have unique flavors, and the "salted rice fish stewed Fenghua taro head" made with eel and taro is also a famous dish in Ningbo. In addition to fresh food, eel can also be canned or processed into rice fish by cutting and drying fresh fish.

The living environment of the eel:Eels prefer to inhabit turbid waters. It can make a sound with a swim bladder and is ferocious.

Sinking during the day and rising at night; In April and May every year, it swims from deep water to nearshore for reproductive migration. Carnivorous, mainly small fish and small benthic invertebrates.

The eel is a warm-temperate demersal marine fish. Eel generally refers to rice fish, which is more like a sea bass in shape, with a dark, grayish-brown and purple-green color, and the sides of the body are flattened and elongated backwards.

Rice fish is found in the western North Pacific Ocean, including the Bohai, Yellow and East China Seas in China, Korea and southern Japan. The main fishing grounds of China's coastal areas for rice fish are: Chaoshan Fish Farm in Guangdong, Pingtan Island and Brother Island in Fujian, Daishan and Zhoushan Islands in Zhejiang, Dasha Fishery in Jiangsu, Shandong Coastal and Bohai Sea, especially Zhoushan Islands in the East China Sea have the largest output, which is one of the marine fishery specialties in Ningbo.

Tips for picking eels

When choosing eels, we must pay attention to choosing fresh fish with tender flesh, and because few people can see fate, we must pay attention, do not be deceived by sellers with other fish, we must pay attention to the body of the eel is relatively long, and belongs to the relatively flat one, the eyes are very large, the scales are very small, we must choose and distinguish whether the fish is a real eel according to these characteristics.

In addition, to judge whether the eel is fresh, we can look at his gill filaments, if the gill filaments are very clear and the color is bright red, then it means that he is relatively fresh, but also to see whether the scales are shiny, shiny, and the muscles of the fish are very strong and elastic, these characteristics indicate that the fish is very fresh, we must pay more attention when buying.

The above content refers to Encyclopedia - Eel.

Catfish (zhèn yú) is a deep-sea fish, also known as:"Korean eel"or"Eel catfish"。They are mainly found in the oceans of Asia, including Japan, South Korea, China, etc. The catfish has a flat, long strip of body and generally lives in rocky crevices or sandy and muddy bottoms along the sea.

Catfish resemble eels in appearance, but they are not the same type of fish as eels. Catfish feeds on small benthic animals and crustaceans and is an economically valuable edible fish. Youbi.

The catfish is a kind of catfish, and the catfish we are talking about basically refers to the catfish, which is mainly divided into the Huai River, the Yangtze River, and the Minjiang River in the east, and is mainly based on the Yangtze River water system.

As the title suggests, it is commonly known as fathead fish and fatocassis in different places.

The figure below is shownLong-snouted bass leiocassis longirostris, commonly known as catfish, fat tuo, fat kingfish.

<> body is long, snout tapered, and prominently protrudes anteriorly. Subordily, crescent-shaped, with thick lips and small eyes. Must be 4 pairs, small.

The scaleless old row, the posterior edge of the dorsal and pectoral fins with hard spines is serrate, the fat fin is thick, and the caudal fin is deeply forked. The body color is pink, the back is slightly gray, the abdomen is white, and the fins are grayish-black and broadly blind.

As the title suggests, mullet, subfish, lead tung hao hao cover scientific name.

Mugilidae mullet fish.

The figure below is shownMullet mugil cephalus, commonly known as green head (juvenile fish), odd eye (adult fish), letter wheel bye fish, zhengwu, nine sticks, aconitum aconitum.

<> meat is thick, delicious, nutritious, no fine bones, the fish meat is mellow but not greasy, and its fish eggs can be made into caviar, which is a well-known delicacy at home and abroad. In particular, the mullet before the winter solstice, the fish body is the plumpest, the belly and back are full, especially fat, and is often used as a seafood delicacy in hotels and restaurants. It can be eaten by ordinary people, especially suitable for people with weak constitution, malnutrition, spleen and stomach qi deficiency, lack of diet, pediatric chancre, anemia and other diseases.

Yellowtail. Yellowtail, common name next to Chaoshan mold: oil sweet.

Yellowtail or five yellowtails, also known as green sweet fish, safe fish, oil sweet fish, Guangdong is also called sweet potato boy. It is distributed in the waters near Taiwan and Japan, as well as in the waters of the South China Sea. There are more than 100 species of yellowtail in Japan. In Taiwan, it is known as Qinggan or Qinggan. Be careful to check the code.

Yellowtail is a warm-water fish. Yellowtail, also known as yellow sweet fish in China, is a medium-sized marine fish in the family Perciformes, and its most distinctive features are its black eyeshadow and yellow ribbon running through its head and tail. Yellowtail has a sweet meat and rich fat that melts on the tip of the tongue and is one of the best ingredients in Japanese cuisine.