Shrimp can be roughly divided into green shrimp and sea shrimp! Lobster is sea shrimp! It's just a shrimp! And shrimp is just a general term!
2. Lobster (scientific name: Palinuridae) is the general name of 4 genera 19 species of lobsters of crustacea and DECAPODA in Arthropoda. Also known as prawns, leading shrimps, shrimps, sea shrimps, etc.
Its head and chest are thick, its shell is hard, its color is colorful, its abdomen is short, its body length is generally between 20 cm and 40 cm, and its weight is about 0.5 kg. It is the largest kind of shrimp. The heaviest can reach more than 5 kilograms, and it is called lobster tiger.
The body is thick and cylindrical, the back and abdomen are slightly flat, the head and breastplate are developed, thick and prickly, there are a pair of powerful supraocular spines in the center of the front edge, and there is a closed gill chamber. Mainly distributed in tropical waters, it is a precious seafood.
Extended data:
1, methods for distinguishing various shrimps:
There are four kinds of common shrimps in the market: rock shrimp, prawn, prawn and river shrimp.
(1) The Roxburgh of shrimp is relatively large. The most obvious feature is that the breastplate of shrimp head is covered with gonads, which looks a bit like crab roe, and the pliers are mostly blue.
(2) There are many kinds of prawns. At present, there are three kinds of prawns in the market: China prawn, Penaeus vannamei, Japanese prawn and Penaeus monodon.
The meat of shrimp is a little more delicate, and the male shrimp has no big pliers. The forehead sword of Penaeus vannamei in China is very long, that is, longer than the mouth, while the forehead sword of Penaeus vannamei is shorter.
On the other hand, from the point of shrimp whiskers, the shrimp whiskers of China shrimp are longer than those of Penaeus vannamei. The shape of Penaeus japonicus is easy to identify, its shell is hard and its color is dark. Because its texture is similar to bamboo, it is also called "bamboo shrimp".
Compared with Penaeus japonicus, Penaeus monodon (grass shrimp) has a darker shell color and its body is covered with dark brown and khaki stripes.
(3) Penaeus monodon, also known as Penaeus monodon, has a special pattern on its body and some yellow spots at the end of its feet, which looks very special. The forehead of Penaeus monodon is relatively straight, with only 7 to 9 serrations on the upper edge, which is different from ordinary shrimps.
(4) Macrobrachium nipponense has flaky swimming feet, fan-shaped tail, extremely high eyeball curvature and slender legs and feet.
2. How to distinguish different kinds of lobsters:
(1) corrugated lobster (Panulirus homarus, commonly known as Qinglong, Qingkezai and Salon),
The whole body is turquoise, which is easy to distinguish. Most of the common products on the market are Benlumbricus, and the rest are from Sri Lanka, South Asia and other places.
(2) lobster,
It is the largest lobster (with beautiful colorful patterns, up to 4 kg -5 kg), with a maximum length of 60 cm, usually 20 to 35 cm.
(3) black and white lobster (Chinese fir),
It is dark green with black and white stripes in the middle, also known as Abies dragon. The meat is white and crystal clear, sweet and crisp.
(4) Australian lobster,
Australian lobster has strong vitality and is convenient for long-distance transportation. The meat is firm, crisp and sweet, and the taste is not as good as that of Tulong, but the price is cheaper.
(5) Canadian lobster (also known as Boston lobster),
Boston lobster has a pair of big lobster pliers, which are thick because of too much activity. In contrast, shrimp has no cream, but the meat is tender, smooth and meticulous.
(6) American red lobster,
American red dragon is similar to Australian dragon, which is a common species in lobster, and the shrimp meat is red. He has a long beard, no pliers and bright red stripes on his legs. With tender meat and rich nutrition, it is a precious seafood.
(7) Mexican red lobster,
Red lobster is big and fleshy. It is larger in the genus Lobster, similar to American lobster, pink or red, with delicious meat, rich nutrition and strong vitality.
It is a precious aquatic product and the darling of high-end seafood restaurants all over the world.
(8) crayfish (scientific name: Procambarus clarkii)
Also known as Procambarus clarkii, red crayfish and freshwater crayfish. Shaped like a shrimp with a hard shell The adult is about 5.6~ 1 1.9 cm long, dark red, with nearly black carapace and wedge-shaped stripes on the ventral back.
References:
Baidu encyclopedia-shrimp
Baidu encyclopedia-lobster