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Fish, types of aquarium fish Why not it would be bad to have an aquarium In today's classical world, many people is under constant pressure and in stressful condition. The…

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Catfish-the Changeling (Synodontis nigriventris). Description in the aquarium, spawn

Catfish-the Changeling (Synodontis nigriventris)

Continent: Africa

Prevails in the regions: the basin of the Congo

Body length: 10 cm

Food: carnivorous fish

Habitat: fresh water

Catfish-shifter, or synodontis nigriventris, belongs to the family mochokidae. The homeland of this species is Africa, and to meet him in the natural environment, it is necessary to visit the Congo basin. Shifters reach a length of 10 cm inhabit fresh water and belong to the group of predatory fish.

In Europe the catfish-the shapeshifter first appeared relatively recently – in 1950 in Amsterdam. In our days the activity of this species, both in captivity and in natural conditions, are poorly understood. This species of catfish is constantly caught large fish company, and from catching fish into the aquariums to European aquarists. Catfish-shifter – fish night, it becomes active at dusk and during the day hiding cavities of various items lying on the bottom. The life cycle of the catfish-shifters lasts up to ten years, although many ichthyologists believed that catfish live longer. Females of this species have abdominal fat deposits these deposits caused some confusion in the study of the species by aquarists – when believed that the female catfish is ready to metanira, her ovaries were immature. The size of females reaching ten inches in length and are considerably larger than males that do not grow longer than six inches. Ichthyologists believe that the ability Samitov-inversions to reproduce begins on the second or third year of life. Actually, this aspect of their life, like many others, is not fully studied. This species is gregarious, which is held in small groups. Comfortable temperature in the aquarium for them is 24-26 degrees, also need floating plants to soften the lighting. Except plants, the aquarium should contain flower pots and various tube – catfish love hiding places. Sometimes in such shelters catfish-shifter can spawn, which is a great success for aquarists. After birth, the fry should be fed Artemia nauplii.

An interesting feature of the catfish – they roll over belly up in a number of situations when moving away from persecution, catch food near the surface or resting. It’s really unusual and it is typical for this kind of feature – most fish are such a manoeuvre to do this. It has affected the coloring of the catfish – abdomen it is darker than the back, and due to the coup it less visible to enemies. If a shapeshifter takes the feed near the bottom, then he swims as the majority of fish back up. These fish eat mainly live food, but do not refuse from artificial substitutes. In the search for food was attended by several authorities: a first three pairs of antennae, but not the last role and vision – this species has a fairly large eye size. To distinguish catfish-perevertish can also by and large adipose fin.

The angelfish (Pterophyllum scalare)

Gold catfish (Corydoras aeneus)


The explanation of the appearance of fish aquarium in every home are different. Some people prefer calming the turbulence in the aquarium, silent creatures, someone lost at the insistent request…

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Catfish-the Changeling (Synodontis nigriventris). Description in the aquarium, spawn
Catfish-the Changeling (Synodontis nigriventris) Continent: Africa Prevails in the regions: the basin of the Congo Body length: 10 cm Food: carnivorous fish Habitat: fresh water Catfish-shifter, or synodontis nigriventris, belongs…

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