species body color Learn more about species body color
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How to distinguish high-quality fish species
A look at the specifications of fish species the specifications of the same kind of fish in the same pond should be neat and uniform, with little difference in body length and weight. On the contrary, the overall survival rate of poor fish species with large individual gap and uneven quality is often very low due to predation, mixed germplasm, poor feeding and other reasons. Second, look at the body color of fish species. The body color of fish species is bright and full of luster. Different species and different feeding methods have different body colors. Generally speaking, the back of high quality silver carp should be silver gray, the side of body and abdomen should be silver white, and the body color of high quality grass carp should be light.
2019-01-16 -
To identify fish species by observing their faces and colors.
A look at the specifications of fish species the specifications of the same kind of fish in the same pond should be neat and uniform, with little difference in body length and weight. On the contrary, the overall survival rate of poor fish species with large individual gap and uneven quality is often very low due to predation, mixed germplasm, poor feeding and other reasons. Second, look at the body color of fish species. The body color of fish species is bright and full of luster. Generally speaking, the back of high-quality silver carp should be silver-gray, the side of the body and abdomen should be silver-white, and the body color of high-quality grass carp should be light golden yellow and gray-black net.
2019-01-16 -
How to identify the quality of fish species in aquaculture
Strong fish species is not only an important basis for increasing adult fish production, but also one of the main conditions to improve the survival rate of fish species. The main standards for identifying the quality of fish species are 5.
2019-02-26 -
How to identify the quality of fish species
First, to see whether the specifications are uniform of the same kind of fish, those who come out of the pond with uniform specifications are generally more physically fit. Second, to see if the fish is glossy and strong, there is a layer of mucus on the body surface of the fish to protect the scales and skin from germs, so the body surface shows a certain luster. On the other hand, the body surface of sick and injured fish is lack of mucus and no luster, or some diseased fish have too much mucus and lose their luster. Third, the body color of the fish species reflects its advantages and disadvantages through the body color of the fish species. The body surfaces of high-quality fish species are respectively:
2019-01-15 -
Skillful identification of high quality fish species
Look at the specifications of the fish species the specifications of the same kind of fish in the same pond should be neat and uniform, with little difference in body length and weight. On the contrary, the poor fish species with large individual gap and uneven quality often result in low overall survival rate due to predation, mixed germplasm, poor management and other reasons. Look at the body color of the fish. The body color of the fish is bright and shiny. Different species and different culture methods have different body colors. Generally speaking, the back of high-quality silver carp species should be silver-gray, the side of the body and abdomen should be silver-white. Excellent
2019-01-16 -
How to distinguish between good and bad fish species
The purchase of high-quality fish species is the key to improve the survival rate, and the quality of fry can be identified according to body color, activity, sampling inspection and other indicators. Fish fry body color high-quality fish fry group body color is the same, the body is smooth and clean, do not drag mud; inferior fish fry group body color is different, commonly known as color fry, fish body drag mud. The activity stirred the water of the fry out of the whirlpool, and most of the high-quality fry swam against the current at the edge of the whirlpool, while most of the inferior fry were stirred into the whirlpool. Sample inspection to move the water surface, if you can move against the wind and against the current, pour the water.
2019-01-16 -
What are the species of ornamental fish?
What are the species of ornamental fish?
2018-09-08 -
How to identify high quality fish species
"half the profit is good for planting, and half the grain is good for seedlings." Strong and good quality fish species is not only an important factor to improve the survival rate of fish species, but also an important basis and guarantee to increase fish production and economic benefits. High-quality fish species should have: appropriate specifications, neat, robust and harmless, lively action, strong food grabbing power, specifically to identify high-quality fish species can be summarized as "three look and one sampling". A look: the specifications of fish species in the same pond and the same fish pond should be neat and uniform, with little difference in body length and weight, on the contrary, there is a large individual gap.
2019-01-16 -
What are the varieties of goldfish?
What are the varieties of goldfish?
2018-09-08 -
What kind of fish is mixed with colorful fairy fish?
What kind of fish is mixed with colorful fairy fish?
2018-07-06 -
Ten common species of peacock fish
With the laudatory name of "millions of fish", peacock fish is the well-deserved king of small tropical ornamental fish, and it is also a kind of fish loved by many fish farmers. Peacock fish is a species that is very easy to raise in tropical fish. It is rich in color, colorful in shape and very ornamental.
2020-11-27 Peacocks fish top ten common species peacocks with " -
Which species of Luohan fish is beautiful?
Which species of Luohan fish is beautiful?
2018-09-07 -
What are the species classification of ornamental fish?
What are the species classification of ornamental fish?
2018-09-08 -
Classification and feeding requirements of goldfish species
Goldfish is a kind of ornamental fish raised by many families in modern families, and the Chinese goldfish, known as the "queen in the water", is known as one of the two famous ornamental fish in the world because of its unadorned natural beauty. So how exactly are the species of goldfish divided?
2020-11-27 Goldfish products species classification and breeding requirements goldfish yes -
Species classification of freshwater fairy fish
1, the common immortal scientific name: pterophyllumscalare English name: Angelfish originated in the waters from the center of the Amazon to Peru and Ecuador. It is the original fish of the general artificial improved species of fairy fish. The pterophyllum in its scientific name means "as gentle as a feather", while scalare describes its body pattern as a price ladder. There are no obvious external sexual characteristics except reproduction; the external genitalia of male fish are pointed, while those of female fish are
2019-01-16 -
Why can't the body color of yellow croaker turn yellow in running water culture?
Why can't the body color of yellow croaker turn yellow in running water culture?
2018-07-11 -
Identification method of fish seed quality
The majority of fish farmers have accumulated a wealth of experience in practice, in which the identification method of fish quality is simple and practical, which is worth learning from local farmers. One is to observe and identify its body directly with the naked eye. Excellent fish species: the fry of the same age fish have the same specifications, small head and thick back, bright body color, moist skin and no parasites. Swimming is lively, clustered, strong against water, and quick to react when frightened, while inferior fry have irregular specifications, large head and narrow back, thin tail stalk, dim body color, body surface injuries or parasites. Swimming
2019-01-11 -
Changes of characteristics of cultured Pelteobagrus fulvidraco and its relationship with feed
Changes of characteristics of cultured Pelteobagrus fulvidraco and its relationship with feed
2018-07-11 -
What are the varieties of ornamental fish goldfish? There are three advantages to raising it!
Goldfish is an ornamental fish evolved from crucian carp. It has strange posture, gorgeous color and beautiful shape, and is loved by many people. Everyone likes to keep them at home or in the office of the company. So, what are the varieties of goldfish? What's so good about keeping it?
2020-11-11 Ornamental fish goldfish species which ones are raised it has -
The elegant Little Princess "Fairy Fish" Culture Collection of Tropical Fish
Fairy fish, also known as swallow fish, angel, small fairy fish, small fin sailing fish, etc., Riceae fish, native to South America Guiana, Brazil. The fairy fish grows 12-15 centimeters.
2019-02-28