European catfish or Wels catfish is among the largest fish. Sometimes reaching gigantic fish from family somovyh can attack people who get near his habitat.
The catfish has an elongated body shape and a brownish-green color, his head is rather large, the mouth has many small and sharp teeth and upper jaw are long whiskers.
Catfish coloring may be different and it depends on where com. It varies from almost black to light yellow and, in rare cases, the fishermen even caught catfish-albino.
Som is a true survivor among fish – it can reach the age of one hundred years. However, on average, soma live approximately fifteen to twenty years the Maximum length of a catfish – five meters, and weighs over three hundred pounds. Much more often an individual weighing 60-80 pounds. Continue reading
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Corydoras the speckled, the speckled catfish (Corydoras paleatus). One of the first South American species that became successfully bred in aquariums, even in the late 19th century. Unpretentious peaceful fish that is recommended even in small aquariums beginner aquarists. In aquariums there are also other types of tetras hiding. The most common are: corydoras. Golden (C. aeneus) brown with triangular-wedge-shaped dark spot on the side. Corydoras. Panda – with a black bar through the eye, black dorsal fin and a black spot at the base of the caudal fin. K. sterba (Corydoras sterbai) is a pattern of dark longitudinal stripes and spots and yellow-orange rays of the pectoral fins. In the rivers of South America are constantly finding new varieties of tetras hiding. Many of them do not yet have scientific names and are offered in directories numbered by index (the first letter of the name of the genus). Continue reading
The veiltail is one of the favorite fishes of hobbyists. They are content with any food, not too demanding in terms of content, calm and beautiful. With good care goldfish live up to 20 years.
It is most convenient to keep them in a species aquarium with a thick layer of coarse soil. Small pellets of soil will settle on vegetation: a veiltail like to dig at the bottom. For decoration you can use pebble: fish about it will not hurt. Volume of the aquarium is calculated by the size of vualehvostki. Because their size can reach 20 cm, the tank should be at least 100 cm water layer thickness up to 30 cm goldfish are peaceful, get along well with quiet neighbors. Source: Valuehost
The water temperature in the aquarium can vary depending on the time of year, the average is 20-21 °C; pH should be maintained at 7, dH – 8 to 18 °C.
In the aquarium veiltail required intensive aeration and a daily substitution of 10% of water – these fish need high oxygen content in the water. Continue reading