Biology, Life in the deep sea . The report of the Speech of the World ocean is the habitat of a huge number of plants . fish . marine animals . including mammals.
During the day fish the Viper inhabits at great depths of 1000 – 2800 m, and at night rises to the surface to a depth of only 50 m. the Greatest depth . on.
The distribution of animals on Earth
Biology, Distribution of animals on Earth. Work Exam. c. ) 7.the ratio of active and passive Rosselini. (c. ) 8.Migration of animals . (c. ) 9.Periodic migration. (c. ) 10.Non-recurrent migration. (c.
The genera Neopilina and Vema discovered in the Pacific ocean at a depth of several thousand meters .
Biology, Dinosaurs. Facts and theories. The report, the Speech Name always consists of two parts: family names (with capital letters) and name of the species (not capitalized). Continue reading
Pond fish farming is the way of fish farming. There are other ways, but in structure and content, pond fish farming is practically no different from livestock. The pond performs the functions of the original farm, only the difference in habitat.
Pond fish farming is a traditional way of fisheries management, which is one of the sources through which live steam and the fish is in the quality of the product to the consumer.
Cost-beneficial to further development of pond fish farming. To achieve increased fish production is possible through intensification of this method of fish farming in existing areas and by building on small rivers of new reservoirs.
Ponds by type of location are distributed differently, there are floodplain ponds, channel and beam. Continue reading
Everyone knows that fish is a valuable and nutritious product that is at least a couple times a week should be present in our diet.
Historically, in our country the most popular freshwater fish. In some regions this situation has continued until now. Still, if there is some kind of stream, maybe a lake or pond, the fishing for many people is not only a favorite pastime, but sometimes even feed his own family.
As for the fish of the sea, on sale now has a huge range. Exotic fish species and non-fish seafood is widely available in retail chains. If earlier to enjoy clams or oysters in some fancy restaurants now, things are better… And it is quite justified, because the merits of sea fish countless.
First, a major plus. which distinguishes the inhabitant of the seas from their river congeners, is the high content of complete protein. Fish protein as meat, contains all essential amino acids, and is absorbed more quickly and easier. Depending on the breed marine fish percentage of protein ranges from 20 to 26 per cent. For comparison – in the river it rarely reaches 20 percent. Continue reading