Every water pool on the farm, at least it was built for a different need, you can always simultaneously be used for breeding fish. With some attentiveness and care works for nothing will never disappear. If you are inside of ownership of a lake, right by the settlement of his juveniles you can increase the amount of fish, and consequently, and profit from it. In the pond gully on the steppe, you can make no ex-here before fish. From flowing through your ownership of the river you can divert water to the lowland, where to arrange a number of ponds for proper fisheries management. Ponds can be constructed in a meadow, but more often they lay in wastelands, swamps, etc., unfit for any other purpose and are quite suitable for ponds. Subsequently, the bottom of the ponds, which fish usually do not deep, turn in arable land: the silt deposited from the water, is an excellent fertilizer, and this gives the pond a few years a fine crop of oats and other breads. On the other hand, if after harvesting of oats to fill the pond with water again, bred in a pond rich in food for fish, causing it to quickly feed that the farmers just need more. Continue reading
The ocean abounds with excellent swimmers who, in the words of the famous German nineteenth-century biologist Ernest Haeckel, “free to find their own way”. They can resist the strong current of water and to choose their own way, different from the animals of the plankton. The combination of these actively swimming animals E. Haeckel called the nekton, which means “floating”. Technically, the nekton are aquatic snakes, birds, and animals, but here we will talk only about the two groups of nektonic organisms — the fish and cephalopod molluscs.
Important nektonic animals adaptations to life in the water column of the ocean, according to Professor Yuri Aleev are maintaining the body in a suspended state, creating a driving force, reducing the resistance of the counter flow of water, control the movement of the body, as well as in the ability to disguise and protection. Continue reading
Before you start seahorses, carefully familiarize yourself with the basic rules of care.
Often aquarists are looking for a small ecosystem of some unusual animals. We like to add to their aquariums animals with vivid coloration, unusual behavior, or freakish body shape. No animals do not fit this description better than seahorses. Seahorses – the holders of the truly mythical body shape: consobrina head is wonderfully combined with the reinforced, curved body. These are truly fantastic creatures are very interesting to watch, but if you prepare properly in advance, then keep them in an aquarium is no more difficult than any other fish. Today I will try to dispel some myths about the seahorses, common among aquarists, as well as talk about the basic requirements for creating a suitable for seahorses environment, so that even the beginners had the opportunity to watch these amazingly beautiful animals at home. Continue reading