The Carp Family (Cyprinidae).
Gold, or Chinese, crucian carp (Carassius auratus) found in the wild in Korea, China and Japan. This crucian carp in nature has a Golden hue, especially in shallow, well warmed by the sun waters.
Of all aquarium fish, goldfish have the longest history. Goldfish, a domesticated form of the Golden carp was first bred in China over 1500 years ago, where these, taking advantage of the variability of carp in coloration and in the shape of the body, engaged in the culture of ornamental carp. Goldfish bred in garden ponds and reservoirs in the estates of the nobility and wealthy people. It was the first time goldfish imported in the mid-eighteenth century. Currently widespread many varieties of goldfish.
Main color of body and fins reddish-Golden, the back is darker than the abdomen. Other types of coloring: pale pink, red, white, black, black-blue, yellow, dark bronze, fiery red. The body of a gold fish is elongated, slightly compressed laterally. In ponds goldfish can grow up to 35 cm, but in a normal aquarium its size is much smaller. To distinguish males from females only during the spawning season. Then the female has a rounded abdomen while the males on the thoracic gills Plavnieki there are a white “rash”. Continue reading
Som is a well – known food fish, which predator. Fish can have different sizes, the largest catfish reach a weight of 300 kg and five meters in length.
History and geography of the product
Catfish inhabits a variety of waters all over the world. The main habitat of this fish is the rivers and lakes of Europe. To the East where there are catfish, confined to the Rhine, to the North – South border of Finland. South of Europe catfish lives everywhere, it occurs in Asia Minor, in the waters of the inland seas – the Aral and the Caspian. All the rivers that flow into them, is also rich in this fish. Catfish can be found also in Africa and America.
Catfish are not indigenous to Siberia, because it’s too cold. Also, if we talk about the European part of Eurasia, it is possible to note the absence of this fish in Italy, France, England and West Germany.
Som is an important target species, but not always. Our ancestors didn’t hunt catfish and even at random its production did not use the fish as food. The fact that som was considered a fish that is water. In folk tales it is som brought water people drowned, tore nets, broke through dams and created all sorts of minor and major mischief to the human race. Still preserved the old name soma, he was called a fucking horse . Continue reading
The record can be considered several kinds. The biggest freshwater fish is the Beluga ( Huso huso ), bone-cartilaginous fish of the family Acipenseridae. Its length reaches 4-5 m, weight is 1 400 kg.
Pike reaches enormous size and great age. Budovou pike can be found everywhere. We have the most big pike are found in Northern rivers and lakes, probably because of their less availability in comparison with southern.
The biggest pike ever caught – it’s historic pike Emperor Frederick II Barbarossa, commissioned them, as recorded on the ring, in 1230 in one lake near Heilbronn and pulled a Seine in 1497, i.e. through 267 years. With age the fish is completely white. Its size was 19 feet, i.e. over 8 yards long, and it weighed 8 pounds. 30 pounds. The portrait of this pike still in the castle of Lautern, and the skeleton of the ring is in Mannheim.
In the XIX century in Russia was caught ordinary, or European catfish (Silurus glanis) with a length of 4,6 m and a weight of 336 kg. In our day any freshwater fish that is longer than 1.83 m and weighs 90 kg, is already considered large. According to the famous zoologist Bram, the length of the fish reaches 3 meters and a weight of 230 kg, however, according to other authoritative sources, these figures are clearly underestimated.For example, encyclopedic dictionaries claim that the length of the catfish reaches 5 metres, and an American zoologist David Wheeler in his book “Fish killer” refers to a figure of 6.3 meters. In some waters caught specimens weighing up to half a ton. Catfish live in all major rivers, lakes and reservoirs of Russia and CIS countries – from the southern borders to the Far East. Soma is also distributed in Europe – except the Nordic countries. Continue reading