How to distinguish between prawns and prawns
In the seafood market, prawns and prawns are often confused because of their similar appearance, but there are obvious differences between the two in terms of origin, price, taste, etc. This article will help you quickly distinguish between these two common shrimp species through a structured comparison.
1. Comparison of appearance features
| Features | Shrimp | prawns |
|---|---|---|
| body length | Usually 8-15cm | Generally 10-20 cm |
| color | Blue gray or light brown with obvious horizontal stripes | Transparent or light pink with lighter texture |
| Shrimp tentacles | Short and stout | Slender and soft |
| shrimp gun | There are 6-9 teeth on the upper edge | There are only 3-5 teeth on the upper edge |
2. Origin and price differences
| Project | Shrimp | prawns |
|---|---|---|
| Main origin | The junction of saltwater and freshwater on the southeastern coast of China | Southeast Asian deep sea area |
| Breeding method | Mainly semi-artificial breeding | Mainly offshore fishing |
| market price | About 60-100 yuan/jin | About 40-70 yuan/jin |
| Listing season | Supplied all year round, most delicious in spring and autumn | Maximum output in winter |
3. Comparison of nutritional value
| Nutritional information (per 100g) | Shrimp | prawns |
|---|---|---|
| protein | 18.2g | 16.4g |
| fat | 1.4g | 1.8g |
| cholesterol | 130mg | 150mg |
| Selenium content | 29.6μg | 33.7μg |
4. Suggestions on cooking methods
1.Shrimp: Because the meat is firm and sweet, it is suitable for boiling, steaming and other original methods. If the shrimp shell is hard, it can also be fried.
2.prawns: The meat is more tender, suitable for stir-fry, garlic steaming and other heavy-flavored dishes. Because the shrimp shell is thin, it is often cooked with the shell on.
5. Tips for purchasing
•Look at the vitality: Base shrimps survive longer after leaving the water. Prawns have poor vigor and need to be observed to see if they are fresh.
•Touch hardness: The shell of the base shrimp is hard and thick, and there is obvious resistance when pressed; the shell of the prawn is thin and easy to dent.
•smell: Fresh prawns have the fragrance of seaweed, while prawns have a light salty smell of sea water.
6. Common Misunderstandings
1. "Jiwei" refers to the breeding method rather than the species. The real "Jiwei" shrimp refers specifically to the new shrimp
2. Some merchants will use cheap white shrimps as shrimps, please pay attention to the horizontal stripe characteristics.
3. Prawns are prone to "blackheads" after being frozen. This is normal oxidation and does not affect consumption.
Through the above comparison, it can be found that although both are high-quality protein sources, prawns are more expensive due to their high breeding costs, while prawns are more cost-effective and more suitable for home cooking. It is recommended to choose flexibly according to specific dishes and budget.
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