The Kaluga (Huso dauricus)
Kaluga – one of the largest freshwater fish along with its close relative the Beluga is the pride of Russia. It lives exclusively in the basin of the Amur river…

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Mississippi giant alligator Gar (finding of the Gar atractosteus spatula)
Mississippi giant alligator Gar is one of seven living representatives of the family pancernych who are descendants of the primitive bony fish from the Mesozoic. Practically unchanged, this fish lives…

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Fringed angelfish (Apolemichthys arcuatus)
Fringed angel fish – small, 15 to 18 cm in length, sea dweller, which is endemic to the Hawaiian Islands and Johnston Atoll, located in the Central-Eastern Pacific. Mainly it…

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species

Channel catfish

Channel catfish – fish family ictaluridae squad catfishes. The original range of this species included Northern Mexico, Central USA and South Canada, however later channel catfish were brought to Europe. In the seventies of last century it began to breed in the ponds of the Kuban basin, where the fish spread throughout the river system and into the don.

Channel catfish is among the commercial species, while the total yield exceeds all other catfish. In the US alone, production of this fish are approximately eight million fishermen.

Appearance

The body channel catfish torpedo-like, elongate, with small head, on which are located four pairs of antennae. Back and sides of the fish have dark coloration (usually dominated by grey and bluish-olive tone), while the belly is white. Continue reading

The task of pond farms

The task of pond farms is having to establish their own broodstock herbivorous fish (grass carp and silver carps), which will allow fish farmers to get in the feeding ponds of a productive polyculture, i.e. fish communities from different fish species, different kind of power. It will ensure rational use of the forage reserve of ponds. The widespread cultivation of common carp with phytophagous fishes under intensive keeping of fish-breeding process (double feeding of fishes, optimum planting densities, etc.) in conditions of Chu valley can ensure the productivity of fattening ponds in the range of 20 — 25 kg/ha.

The culture of pond fish culture requires the creation of ponds favourable conditions for fish life. First of all, in the ponds the water should be clean with good gas mode and the box bottom is moderately overgrown with vegetation and heavily silted. Unacceptable clogging of ponds to target small fish (Amur chebachok, eleotris, loaches, etc.), eating food, competing with farmed fish. In the Chui valley there are a lot of inconvenient land. which can usefully be used for the construction of state and collective farm ponds. The development of collective and state farms pond farming is a critical challenge in scaling up fish farming operations in the country. Continue reading

The pond at the dacha with his own hands
Many owners of a suburban area, making a list of the desired one of the first to include a pond or other body of water - a fountain or a…

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Most deep-sea animal?
B>the Most famous of deep-sea fish is the angler. These inhabitants are not the fastest swimmers. Despite all this, the oceans remain the greatest mystery. Here are examples of the…

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