Com belongs to the family somovyh . This is a very large freshwater fish, which was a legend. Catfish grows so large that there were cases of attacks by these fish to Pets and even humans. Catfish has a cylindrical body of elongated shape. Color catfish can have several shades, depending on the water body in which it dwells. Som can be almost black or light yellow, like burbot. But mostly its color is brownish with a greenish tinge. Inhabits Europe, in the Aral sea basin in the European part of Russia.
The maximum weight of 500 kg;
The maximum length is 6.3 m;
The maximum age is 120 years.
Best spots to catch catfish
The best place catfish certainly are holes. Som loves the cool water and the depth that combine holes on the bottom of the pond. The river, which is found in catfish, do not have virtually any holes that are not hiding this predator. If You can not find the pit on the pond, You should just watch the water. Continue reading
Assuming that novice aquarists often have trouble with choosing the right filter for the aquarium, we present the most popular filter for small and large aquariums.
Internal filters are the most simple. They should be placed inside the aquarium and fixed to the glass suction cups or special hooks. Water is absorbed in the lower part of the filter passes through the filter element, which is used as a foam or synthetic cotton wool, and then released at the top of the filter. Emerging jet is directed at the surface of water in the tank and thereby effectively enriches the water with oxygen. This type of filter is recommended for all aquariums. The extent of their advancement this filter may, in addition to mechanical filtration of water, and contain a biological filter.
Currently gaining popularity cascading filters. The filter is attached to the outside of the aquarium. Here the container with filter cartridge is located outside the vessel. In the middle of the water is pumped from the aquarium through the intake manifold to the filter. Continue reading
Clean water is essential for the biological balance in the garden pond. Water quality has a direct impact on the growth and reproduction of plants, the growth of microorganisms and fish health. The water should contain all the necessary elements that are important for the proper flow of biological and chemical processes. If all the indicators are normal, and livelihoods at the micro-level optimal, then Your garden pond is established biological balance. For many, garden ponds, where, as a rule, the ratio of fish to water volume is very large, beautiful and successful solution is to install the filter. In the garden pond is one fish about four times less water compared to the reservoir in wildlife. The natural balance is disturbed quickly also because of the waste products of the inhabitants of the lake. This is especially true for koi. On the one hand, the water in the pond through the filter is maintained in a clean condition, and, on the other hand, the filter will take care of proper water circulation, which in turn will provide additional supply of the required amount of oxygen. Pressure filter provides both mechanical and biological treatment. Continue reading