Traditional Culture Encyclopedia - Weather forecast - What weather is suitable for fishing red-tailed fish?
What weather is suitable for fishing red-tailed fish?
1, the temperature exceeds 20 degrees.
The red tail has the highest temperature requirement. They like to be cool, so don't fish when it is too hot.
2. The air pressure is very high
Pressure is related to the oxygen concentration in water. The higher the air pressure, the more oxygen, and the red tail is active. Generally speaking, people will choose to fish when the sky is crisp, that is, when the air pressure is relatively high, to ensure that the oxygen concentration in the waters is relatively high and the red tail is more active.
3. Moderate mild to moderate wind.
Summer needs special attention. If the light is too strong, you need to avoid it and fish in a cool place. Finally, the wind, moderate wind can bring some oxygen to the water, and fishing can be done when the wind is moderate. Pay special attention to the light in summer to avoid too strong light. Finally, considering the wind, moderate wind can bring oxygen to the water and make the red tail more active.
Morphological characteristics, living habits and distribution range of red-tailed fish;
1, morphological characteristics of red-tailed fish
The body is slender and flat, and the back is raised; The head is slender and sharp, and the head is flat at the back of the eye. The mouth is small, slightly upper, with a maxillary protrusion at the mandibular angle and a small tumor-like protrusion at the front end of the mandible. The tail handle is higher. The scales are small and the lateral lines are complete. The dorsal fin starts slightly back, each fin is smaller and the caudal fin is shallow.
2. Living habits of red-tailed fish
Although not cold-water fish, they like to live in running water with low water temperature, so they are more common in rivers than in lakes. Do not enter the lake during the fattening period, only prey in Jiangwan; Still active in winter, continue to eat. The main food is small fish and crustaceans; Young fish eat zooplankton.
3. Distribution range of red-tailed fish
Distributed in the trunk and tributaries of Heilongjiang and its affiliated lakes. As far as Heilongjiang province is concerned, the total output is not high; Mainly produced in Jingbo Lake, the catch is mixed with the same kind. In the middle and upper reaches of Heilongjiang and the upper reaches of Jingbo Lake in Mudanjiang, there are quite a lot of fish in the opening and closing seasons, which are important economic fish in the producing areas. This kind of fish is thin and fat-free, with silvery white meat and tender meat. Generally made into salted fish to eat.
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