Interesting facts about aquarium fish
aquarium fish is a wonderful form of relaxation which helps to get involved. By the way this is a great way to calm down and forget your worries.
Breeding of freshwater ornamental and aquarium fish is one of the most popular Hobbies of not only children but also adults.
There are many reasons why people want to be next to a fish and aquatic plants. And yet, for all aquarists, consciously or unconsciously, to a greater or lesser extent, are United by one thing: the love of nature and the pleasure derived from observing the underwater world. Other motivations to engage in the hobby, are responsible for living beings and the joy of successful caring care.
Nowhere is the relationship between animals and their surrounding world can be traced not so clearly as in the aquarium, where they are represented by the following dependencies: fish – water – other inhabitants.
Any person engaged in the aquarium should contain an element of professionalism and strive for a certain amount of specialised knowledge, in order to avoid possible errors in communication with living beings. But if to this is added a goodly portion of the spirit of the researcher, foreground aspects of teaching and learning arising from active practice akvariumistiki.In the limited space possible to conduct numerous observations of the behavior of fish and to analyze it.
The aquarium is not just a beautiful thing, meet the aesthetic needs of a person, and not just a means to fill their leisure time, but the current model of the natural reservoir.
The aquarium is widely used in scientific research. Working with fish geneticists, embryologists, histologists, physiologists, ethologists, and other specialists. With their help study the effects on a living organism, containing a variety of fertilizers, herbicides, pesticides, detergents, heavy metals and others. Are of great interest for fish and medicine.
Fish belong to the vertebrates, among which are the most ancient, contains the greatest number of species and the most common group. Their taxonomy is constantly changing. Even
the total number of fish species is not precisely known, a rough estimate (because not all species are described) it is from 21 thousand to 25 thousand individuals.
At the same time the largest and best studied group of bony fish. From 5 thousand to 8 thousand species live (periodically or permanently) in fresh water, of which about 4 thousand species in principle can be kept in the aquarium.