-
Anonymous users2024-02-05Blue Manlong Scientific name.
Betta family Belontiidae Trichogaster fish.
The picture below shows the trichogaster trichopterus, commonly known as the blue manlong, the line-footed perch.
Requirements for dissolved oxygenClimbing perch fish have folded gills, can live in water with low oxygen content, and can go to the surface to swallow air when the water body is deprived of oxygen. As an ornamental fish, in order for Blue Manlong to grow healthy and lively, it is required to do 4mg L. The optimum temperature is 22-28, and the ability to tolerate low temperature is stronger than that of other tropical fish.
It can be fed in small amounts at 18 years, and if the temperature drops slowly day by day, it can survive for a long time at 14 years; The lower limit of lethality is 11 5 .
Manlong has a gorgeous body, and the juveniles often go to the surface of the water to swallow air, which looks funny and cute; The fish has strong adaptability to water quality and is relatively cheap, so it is a species that is widely bred by tropical fish lovers around the world. Adults tend to swim slowly and tend to give the impression of being gentle and elegant, but they are actually very aggressive, attacking the weaker in the same group and other small populations.
It is an omnivorous fish, which can accept a variety of foods, and likes to eat water and live bait, such as cladoperas; They also eat artificial dry feed, and even eat live small fry, and have an aggressive temperament and love to chase fish smaller than their size. In order for them to reproduce smoothly, they must be fed live bait such as cladoperatops or small fry for at least one month before breeding. TemperatureFrom the above living habits, it can be seen that Blue Manlong is an ornamental fish with strong adaptability and easy to raise; Its temperament is mild, in addition to not being polyculture with particularly small fish such as traffic lights, Baolian lanterns, green lotus lanterns, etc., it can be polycultured with the vast majority of small and medium-sized tropical ornamental fish, but it is aggressive, and you need to be careful when polyculture.
-
Anonymous users2024-02-04It depends on whether it's hot or cold.
-
Anonymous users2024-02-03Different fish need different temperatures, take some freshwater fish as an example:
1. Crucian carp, the active temperature is 4 32, and it can tolerate a low temperature of 0, so it is not surprising that you can fish for crucian carp in winter, and you can fish for it almost all year round.
2. Carp, the active temperature is 6 30, and the crucian carp is not afraid of low temperatures, at 15 25 hours, the appetite reaches the strongest, but it wilts when it exceeds this degree.
3. Grass carp, the active temperature is 20 32, when the water temperature is lower than 10 or higher than 30, it will not eat.
4. Silver carp, the activity temperature is 22 32, and the most suitable temperature for those who are afraid of low temperatures is 25 30.
5. Bighead carp, the activity temperature is 22 32, the close relatives of silver carp, also like to open their mouths at 25 30, and after 30 they are also wilted.
6. Bream, the activity temperature is 6 25, similar to carp, but it is more afraid of high temperature oak, and it is the most active rent when the water temperature is 15 25.
-
Anonymous users2024-02-02Grass goldfish is also called golden crucian carp, golden crucian carp has strong physique, strong resistance and adaptability, wide eating habits, does not need fine management, and is easy to raise; Raised in the pond, if the bait is sufficient, the growth is faster, the weight of the three-year can reach more than 500 grams, the body length is about 30 cm, and the longest can be 50 cm. In addition to red, it is also available in silvery-white and red-white flowers.
It can survive in the water body with a temperature of 0 39, but in this range of water temperature, if the water temperature mutation exceeds 7 8, the goldfish will be susceptible to disease, and if the mutation amplitude is larger, it will cause the goldfish to die.
The optimal water temperature for goldfish to live in is 20 28, and in this temperature range, the higher the water temperature, the more vigorous the metabolism of the goldfish, and the faster the growth and development.
Boiled fish is best made with grass carp.
The preparation of boiled fish is as follows: >>>More
Although it is said that turtles eat any food, they must be especially careful because they are always fed cheap foods with low nutritional value, which may cause nutritional disorders. Turtles need a lot of calcium and should be fed food that contains a lot of calcium. Recently, a well-balanced turtle feed has recently been introduced on the market, so you can eat it with confidence. >>>More
Chuanwu is commonly used as a traditional Chinese medicine from Sichuan, herbaceous plant Aconitum aconitum, and dried taproot. It is also known as Sichuan grass black, aconite, etc. It is hot, bitter, bitter, and poisonous. >>>More
It varies from person to person If you play QQ games, you can receive exclusive props and gift packages is the biggest benefit If you don't play games, it's better to accelerate upgrades There is also to build a high-level group to expand storage capacity and change avatars freely These items are relatively good.
1. What does the sound of chirping mean? >>>More