Rus Articles Journal

Astronotus vualevy (Astronotus ocellatus)

Astronotus vualevy (Astronotus ocellatus) the name came from Latin ocellatus - “glazchaty“.

Astronotus vualevy is the removed form of an astronotus with the increased fins. Differences of Vualevy astronotus consist in interesting contrast coloring, mobility and unpretentiousness. Astronotus ocellatus is quite big aquarian small fish as can reach in length of 35 cm of Astronotusa are found in the basin of Amazon, in systems of the Parana, Paraguay Rivers, Riu - to the Black. In Europe get divorced since 1934. The spacious aquarium with a capacity of 300 - 500 liters, prosperity of the necessary forage, fresh water and heat is necessary for comfortable contents and Astronotusu`s cultivation.

Astronotus`s Colouring uneven, varies the general color from is gray - brown to black, on a body spots stains of yellow color are observed, it is frequent with a black fringing of spots. Astronotus Vualevy possesses the oval shape of a body squeezed from sides, the large a little extended fins. Differ in the big head and eyes. Astronotusa have quite big convex forehead. In the basis of a tail fin there is a big, bordered with an orange strip black spot. Perhaps, also received the specific name ocellatus for this spot of an astronotusa.

are Also available artificially removed albinosny form of an astronotus - red with white fins which usually call “a red Oscar“. Young individuals of astronotus are not similar on parental at all, they differ - black with white stains and asterisks on all length of a body. Sexual distinctions at fishes are practically absent, the male can be distinguished on wider body and brighter coloring, but the probability of a mistake is very high, it is reliable to distinguish a male from a female perhaps only during the spawning period, on the yaytseklad appearing at a female. The male can be also painted slightly more brightly. Besides, its back and anal fins are a little longer and are a little more pointed, than at a female. During spawning the body of fishes blackens, and stains on it redden. For 1 - 2 days before spawning at a female appears large yaytseklad, at a male - small semyaprovod. But, generally, there are no bright differences in a sexual dimorphism.

Life expectancy of Vualevy of an astronotus - more than 10 years. Fishes know the owner well. Sometimes willingly substitute to stroke a back. Along with undoubted external charm, in this fish there is also a certain hidden magnetism, often draw attention of visitors. Polovozrelosti`s

of an astronotusa begin to reach when grow in length up to 12 cm, then they gradually begin to form couples. Future partners in common clear stones and drive away other fishes. Separate couples contain only independently.

Area:

the Basin of Amazon, Rio - Negro, the Parana and Paraguay River. Also meets in the southern states of the USA where sometimes serves as object of sports fishery.

Reproduction:

the Female throws 1000 berries and more. Astronotusa - one of the most careful parents. Larvae are pecked out in 4 - 6 days, whitebaits begin to float on 7 - 10 - y day and at first eat an epitelialny secret of parents. The stone with caviar can be taken away from producers and, having placed in a separate aquarium with water of the same structure, to establish by a row a spray for incubation of caviar without participation of parents.

Contents Alushtinsky Aquarium:

the Minimum volume of an aquarium - from 200 l on couple.

of the Condition of keeping: T of =22 - 28 ° C, dGH 8 - 25o, rn 6 - 8, a qualitative filtration, regular substitution of part of water on fresh.

of Sterns: live weed fish, rain and flour worms, pieces of fish and meat fillet, shrimp, squids, large frozen and dry feeds, you do not feed astronotus with river fish At all,

the Aquarium can be decorated big stones and snags. apply only plastic plants which are reliably fixed at soil by a weighty stone to registration of an aquarium.