Arowana
And fish is not for everyone. Firstly, they have a fairly high cost, secondly, they need an aquarium about 3-4 meters long, and thirdly - these fish are predators. They…

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Salt as a treatment for aquarium fish
Many inexperienced owners of ornamental aquariums believe that traditional methods of combating various diseases and parasites are not effective enough and in some cases even harmful. However, this is not…

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How to pick up fish in the aquarium
Tips on how to choose the right kind of fish for your aquarium. There are a huge number of species of fish, which makes the choice quite difficult for a…

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pigmentation

Astyanax

Texas-Panama. Length – up to 9 cm. the Body is high, compressed from the sides. The color is silver, with a brass sheen. The top is olive, in the back half of the body there is a dark stripe. The fins are reddish.

In the caves of San Luis Potosi (Mexico), this species forms a blind race. In blind fish, the eyes are covered with growths. The skin is devoid of pigmentation, pink, colorless fins. Females are fuller. Despite their blindness, fish are very mobile and playful. Obstacles and they find food through the organs of the lateral line and sense of Smell.

It is best to keep blind fish separately in species elongated aquariums without plants with stones that do not have sharp edges, at a temperature of 18-24 °C. water of medium hardness. Continue reading

Live-bearing aquarium fish
Most viviparous fishes belong to the family Poeciliidae Cyprinodontiformes squad. They produce their offspring not in the form of eggs, but in the form of already formed fry, which have…

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Cichlids
You can find small cichlids about 5 cm, and there are half a meter. The natural habitat of cichlids is quite wide, they live around the world, but the most…

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Hard water in the aquarium
The hardness of water is the amount of minerals dissolved in it. If the amount of dissolved minerals is high-the water is hard, if low-then soft. Water hardness increases when…

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Signs of disease aquarium fish
Signs of disease aquarium fish Many aquarists have encountered various diseases of their Pets, but, as a rule, it is much easier to prevent the disease than to cure it.…

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