Catfish — fish–giant. It is the largest predator that lives in fresh water. Belongs to the family somovyh. Representatives of this family are peculiar to the clumsy, highly elongated, spindle-shaped body, naked or covered with bony plates. The head is relatively large, tapered. Mouth wide, with numerous small teeth having the shape of a cone.
To this family belongs more than 550 species that live in fresh waters. Most likes deep standing water and is muddy. Catfish hunt, lying on the bottom motionless waiting for prey.
In reservoirs of Russia, the spread of ordinary som. It sometimes reaches a length of 3 m, weight 300 kg. Scientists believe that these giants are about 80-100 years, but most caught catfish weighing 10-20 kg. Their body is covered with a thick layer of mucus, the skin is dark with a greenish tint. Continue reading
Do I need an aquarium in the modern home?
The modern life such high-speed train, uncontrollably gaining speed and rushing into an uncertain tomorrow. Every minute counts, all that can be is automated, everything is possible – optimized, all is extraneous, distracting from the deadly rhythm – postponed for later or safely forgotten. Work? Always! Information? As much as you want! Money? Never enough!
But stop the person, ask: “When, dear, you with nature communicated? For mushrooms or fishing when last time went? Fresh air is choking the lungs when spoiled?”.
The aquarium and the psychology of space
Well known fact about the influence of the world on a person. Why it’s hard to be in separate rooms, to see some items, it is unpleasant to observe any effect. Where does the feeling of depression, unexplained anxiety or even panic, confusion and uncertainty. Continue reading
Ordinary som is one of the largest freshwater fish. Inhabits Europe in the basins of the Caspian, Black, Azov and Aral seas, and here in the basin waters of the Arctic ocean soma will not meet.
Catfish live in well-heated by the sun water bodies with slow current. Gray-brown with greenish stains a powerful the body may reach 4 meter length, the weight comes to 360 kg.
The catfish belly is light gray or white. In General, the color depends on the environment an ordinary catfish, and can be from yellow-gray to dark gray and even almost black.
The naked body of a common catfish thickly covered with mucus. He has a large head, broad and rounded snout with a huge mouth in which small and very sharp teeth. Eyes are small, like tiny beads. Upper jaw shorter than lower jaw. Continue reading