Why it is useful to have an aquarium
In the current classical world a lot of people under pressure and in prestissimo condition. The occurrence of stress is the basis for the emergence of numerous other health problems of people: high blood pressure, heart pain, various mental disorders. People are not even able to remember all the factors in your daily life that cause such stress. To rid yourself of the anxiety and stress you want to use various relaxation techniques. One great way to reassure yourself is the acquisition of the aquarium, which is the measured life can help to relax after working day.
Numerous studies about the aquariums prove that between animal and man there is an amazing relationship, the observations of the movement of the fish allows the person to become calmer and to lower the pressure. Anything you would like to find out more detail, e.g. types of aquarium fish. you can find in the thematic articles. Continue reading
On the Black sea, of course, the jellyfish are not dangerous such as in the Mediterranean or even in the sea of Japan, no krestovnikov (sea wasp) or Portuguese ships are you will not meet, so the mortal danger in the warm seas washing the Russian Federation for You are expected.
However kornerot (blue or yellowish with a pronounced beard) and Aurelia aurita (a small saucer-like creation resembles a lens with a fringe around the perimeter and a small poorly pronounced tail), is quite common, especially after a storm, or in calm weather. Sometimes in a Balaclava or even in the artillery Bay of Sevastopol invasion of the jellyfish is transformed into the accumulation of millions of animals, but it happens in the breeding season, coming somewhat later.
Both jellyfish are harmless to humans, Aurelia almost no stinging, if only in the eyes will not fall or intimate areas of thin skin, and kornerot, of course, can deliver several unpleasant minutes, or hours . depending on how you react to stinging cells of jellyfish and their active substances. Continue reading
In the post-Soviet space ruff rare in Ukraine, Moldova, Belarus, Baltic States, Kazakhstan, Russia. This species, which belong to the family percidae, very widespread in all territory of the Russian Federation, excluding its Northern part and far East.
This schooling fish lives in large ponds, rivers, lakes, quarries. Ruff prefers places with clean sandy bottom, although it can be found anywhere on the pond.
Ruff – fish is small, its average size is 7-10 cm, and weight not more than 100 g. Indeed, it is very similar to a brush, especially when it is taken out of the water. He immediately takes a pose of intimidation – will raise the spiny dorsal fin, the fins will straighten and bend his tail to the side. Continue reading