Fish culture method "common freshwater ornamental fish" blue early tail

Blue early tail

Origin and distribution: Venezuela, Guyana, West Indies, Islands

Morphological features:

Male fish are evenly covered with gold or silver scales from the front to the back. # the ones that glow yellow are also platinum. Platinum is a very active dominant gene # which is often recombined into female fish and recombined again.

There are two recessive genes expressed in the same male at the same time. The body color is more bright than the blue tail dress, with the light of platinum.

Key points of selection and purchase

The blue waist and the blue grass tail are really beautiful together. If its gene is a dominant and an implicit # offspring, there must be a red grass tail.

Types of food

Can feed water earthworms, water fleas and synthetic baits

Material.

Mixed culture index

It can be mixed with small fish with the same shape and personality.

Feeding adaptability index

Is a relatively easy to raise fish # suitable for beginners.

Reproduction method

At the age of 4-5 months, the gonads develop and mature # but the reproductive ability is very weak. In the water with water temperature 241 # hardness, # can reproduce once a month. # the number of fish fry per time varies depending on the size of the fish.

70-80 tails. It is a sign of labor when the belly of the female fish expands and bulges out a distinct black fetal plaque near the anus. Blue tail grass carp should choose a larger aquarium tank when breeding # water temperature protection

Hold it at 261 [6.8mur7.4 ^] and then put in the fish in the ratio of 1 male to 4 female. After the fish are in estrus # the abdomen of the female fish gradually expands # and the black fetal plaque appears; the male fish at this time

Continue to chase the female fish? when the mater of the male fish is inserted into the cloaca of the female fish, the sperm # is excreted for in vivo fertilization. When the fetal plaque of the female fish becomes large and black and the anus protrudes # it can be fished into another aquarium

Waiting for delivery.

After giving birth, the female fish should be fished out immediately so as not to eat the larvae Or use a plastic sheet to form a funnel-shaped separation wall, which is immersed in the water and put the female larvae in the funnel # so that the larvae can be produced from the funnel

The cavity falls into the water outside the funnel # and the female can't eat the larvae.

Feeding method

Mild-tempered # active # can be mixed with other tropical fish. Peacock fish are easy to raise, but to obtain fish with beautiful colors and beautiful bodies, you need broad water bodies and more water plants from the fry stage.

Fresh bait # suitable water quality and other environment. In a narrow area, there will be land competition, which can lead to the death of fish, so it is suitable for individual farming when the place is small.

Water exchange and cleaning

Blue grass tail fish have relatively strict requirements on water quality. When raising blue grass tail fish, they usually keep the water temperature at 20 ^-321. They need to change water twice a week.

Water quality environment

The most suitable growth temperature is 221-241 ^ like slightly alkaline water # porphyry value 7.2-7.4.