Catfish ordinary or as it is called Europe – quite a big fish, which belongs to the family of catfish. For the most part, this fish lives in the bottom portion of all freshwater. Most catfish population lives in the basins of the Caspian, Aral, Black and Azov seas.
Catfish – the largest freshwater fish
Catfish medium size reaches a length of about 3 meters and can weigh up to one and a half kilograms. It is the largest of freshwater fish. Features soms no adipose fin and the absence of spines on the unpaired fins. The characteristic mustache above the upper jaw, are the hallmark of catfish.
Painting catfish – brown with a variation of shades from dark brown to greenish brown. In addition, the habitat also affects the color of fish. Depending on the habitat of catfish can be black, and pale yellow. A very rare species of fish – catfish Albino, which, though rare, is found in nature.
The main food is catfish fry, aquatic insects and crustaceans. More mature individuals eat shellfish, freshwater and other small fish. And the biggest catfish can be fed even pets and waterfowl. Carrion fish also does not disdain.
Life expectancy is less than KGS 35 years, although naukeizvestny and soma-centenarians, whose age is measured in tens of years.
Useful properties, caloric content and composition of meat catfish
mud catfish contains in its structure the whole list of vitamins, rich in vitamins A, C and E. Among the minerals that are found in meat catfish, can be identified zinc, magnesium, fluorine, cobalt, manganese, chromium, copper, potassium and iron. Continue reading
To book selected the most interesting information on the history and culture of each of the six countries. Here are the legends and songs, poems and proverbs, stories of national heroes, poets, artists, composers, explorers. A large number of illustrations (more than 2000) helps to make the images more complete and visible. Paintings, sculptures and monuments, views of cities and temples, colorful landscape.
The book “Treasures of the Mediterranean Sea” – a fascinating journey through the countries of the Mediterranean. Before readers open a real treasure: the legendary and mysterious mountains of the island, the city and the sanctuary of ancient Greece; magnificent palaces and museums in Italy; fanned by the ancient myths landscapes of Cyprus; grand mosques and Orthodox churches in Turkey; impregnable majestic castles of Spain and the mysteries of the great geographical discoveries of Portugal. The book introduces not only to the historical and cultural attractions of the Mediterranean countries, but also with the great and famous artists, sculptors, philosophers, poets, musicians and travelers. Legends and songs, poems and proverbs help the reader to understand the peculiarities of the national character of the people of those countries, to assess the of their spiritual wealth. Theme travel the world and explore the national cultural heritage today more relevant than ever, as the citizens of Russia comparatively recently had the opportunity to see the world through their eyes. And they want to know everything about him. Continue reading
Aquarium fish unpretentious, quiet and very nice pets. You can buy fish for the baby of all ages, even the 2-month-old baby would be happy to watch the bright “spots”, scurrying about in the aquarium; 2-3-year-old toddler in a position to feed the small pets, and the kid 5-6 years can clean the wall aquarium fish and transplanted into another container. In addition, the observation of the slowly floating fish, calms the nervous system.
By purchasing an aquarium for a small child, it is better to opt for the aquarium medium volume – 60-80 liters, placing it on a pedestal or stand. It is advisable to determine the aquarium in a place protected from direct sunlight, radiators and drafts. You should not be placed next to the aquarium frequently slams the door, because the fish will be frightened.
First, the bottom of the tank should fill up the soil, after washing your new aquarium, then plant the plants, beauty can be set decoration, then you must carefully pour cold tap water. If possible, it is better to settle for 1-2 days. Then, should establish aquarium equipment (light unit, filter, compressor discharge air). Let the aquarium fish only 7 days, waiting for the water to defend well, and it formed its own microflora.
Service tank – simple enough task. If the aquarium is very small (up to 40 liters), the biobalance it difficult to hold. Try not to overfeed fish and remember that overpopulation aquarium will inevitably lead to disease and death of the fish population. Buying aquarium fish, be sure to consult with the seller, to what size they grow up. Continue reading