CATDOLL : CATDOLL: Growth rate of black carp, difference between black carp and grass carp

1. Growth rate of black carp, the difference between black carp and grass carp

Black carp grows very fast and is very large. Under normal circumstances, black carp can gain about 3-5 jins a year, and the length increases by 20 cm a year. Black carp does not grow a fixed length and gain a fixed weight every year during its growth stage. Generally speaking, its growth rate is the fastest in the first three years, and the growth rate of black carp living in different environments is also different.

1. Growth rate of black carp

1. Black carp is a common freshwater fish, which is more common in rivers in the plains south of the Yangtze River in my country. Black carp grows very fast and is very large. Under normal circumstances, black carp can gain about 3-5 jins a year, and the length it increases by about 20 cm a year.

2. Black carp does not grow to a fixed length or a fixed weight every year during its growth stage. Generally, its growth rate is the fastest in the first three years, when it grows most vigorously. During this stage, it can gain more weight in a year, up to 5 jin or even more; at this time, the length increase is also the fastest, about 20cm, and may reach 30cm.

3. The growth rates of black carp living in different environments are also different. Some black carp live in places with more suitable environments, where the surrounding water temperature and water quality are very suitable, and there is plenty of food to eat. At this time, their growth rate will be very fast, and they can gain a lot of pounds a year.

2. The difference between black carp and grass carp

1. Color difference

The grass carp is light yellow in color and its scales are very clear, while the black carp's body and scales are gray-black.

2. Head difference

The head of grass carp is arc-shaped, while the head of black carp is relatively pointed.

3. Size Difference

If they are in a similar growth cycle, black carp will generally be larger than grass carp.

4. Price difference

The price of black carp is more expensive than that of grass carp.

5. Differences in habits

Grass carp lives in the middle layer of water and mainly feeds on the stems and leaves of aquatic plants, while black carp lives in the lower layer of water and mainly feeds on bottom animals such as snails and clams.

2. Is black carp a grass carp? What is the difference between black carp and grass carp?

Black carp is not grass carp. Although they have similarities in appearance and distribution environment, this does not mean that they are the same fish. In fact, the difference between black carp and grass carp is quite large, and they are different in many different aspects. For example, from the appearance, their colors are different. The color of grass carp is slightly lighter. For another example, from the habits, their food preferences are also different. Black carp likes meat, while grass carp prefers vegetarian food. 1. Is black carp grass carp? Black carp and grass carp are both common fish. There are many similarities between the two. For example, their appearance is quite similar. If you only look at the appearance, it is easy to confuse the two. This is because the order and family to which the two belong are the same, and it is very common for fish of the same family to have certain similarities. Both are freshwater fish, and belong to the "four major carps" in my country, and can be eaten. Although black carp and grass carp are similar in so many aspects, they are two different fish, and black carp is not grass carp.

2. What is the difference between black carp and grass carp 1. Genus difference: Although black carp and grass carp are both in the class of bony fish, order of Cypriniformes, and family of Cyprinidae, their genera are different. Black carp belongs to the genus Black Carp, while grass carp belongs to the genus Grass Carp. This determines that they represent two different types of fish and should not be confused.

2. Difference in water layer distribution: Although both black carp and grass carp are freshwater fish, their specific water layer distribution is different. Black carp is more distributed at the bottom of the water. They usually stay at the bottom of the water. They like quiet places, so from this aspect, they are bottom-dwelling fish. Grass carp is different. They are basically distributed in the middle layer of the water layer, and sometimes also in the bottom layer.

3. Color difference: Although the appearance of black carp and grass carp is similar, you can still find differences if you observe carefully. For example, the color of black carp and grass carp is different. Compared with the two, the color of grass carp is slightly lighter.

4. Difference in diet: Although both black carp and grass carp can be said to be omnivorous, grass carp is generally a typical herbivorous fish and eats relatively little meat, while black carp eats more meat.

3. What are the differences between grass carp and black carp? How to distinguish them better?

Now everyone is familiar with aquatic products. Modern people often eat fish in their daily lives, and grass carp and black carp are what we often eat. Eating these is helpful to our health, especially for supplementing nutrition. However, there are certain differences between grass carp and black carp, and we should distinguish them clearly. Let's take a look together.

For black carp and grass carp, both are aquatic products. In addition, the appearance of the two fish foods is extremely similar, so many people have no way to distinguish them clearly. In fact, they are not the same fish. They each have different characteristics. The most obvious difference is the color. We should learn to distinguish them well. First of all, black carp is a fish with a blue appearance. It is mainly distributed in the plains south of the Yangtze River in my country. The body is cylindrical. The abdomen is flat and round, without abdominal ridges. The tail is slightly flattened. The snout is blunt, but more pointed than that of grass carp. The dorsal fin and anal fin have no hard spines, and the dorsal fin is opposite to the pelvic fin. The back and upper half of the body are blue-black, the abdomen is grayish white, and all fins are grayish black. You can distinguish them based on these details.

At the same time, we should also note that since grass carp generally lives in the middle and lower layers of water and near the shore with a lot of aquatic plants, its body shape is similar to that of black carp, but its mouth is slightly rounder, its back is dark brown, its belly is grayish white, and its pectoral and pelvic fins are all tea yellow. Because it feeds on aquatic plants, it is called grass carp. It is a herbivorous fish. Its meat is softer and more tender than black carp, and its taste is also delicious, but its fat and protein content is not as good as that of black carp, which is also helpful for us to distinguish. So the main difference between black carp and grass carp is the different body color, black carp is blacker, and grass carp is browner; the second is the different mouth, black carp has a pointed mouth, while grass carp has a rounder mouth. In addition, black carp is less common in the market and its price is more expensive than grass carp. We should learn to distinguish them.

Everyone is familiar with grass carp and black carp. Such aquatic products are familiar to everyone. They are foods that we are not unfamiliar with in normal times. Eating them frequently is helpful for us to supplement nutrition. However, many people cannot tell the difference between grass carp and black carp. We should learn to distinguish them so that we can be healthier.