Scientists have found thousands of new species of amazing marine animals
17 more than 650 new species of marine life discovered by scientists during the international project "Census of marine life" . In different corners of our planet with the help…

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Fish Of The Volga
Diversity of fauna, in particular fish, the Volga is considered one of richest rivers. In its pool there are 76 species of fish and 47 subspecies. The Volga River The…

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Stocking ponds

In recent years significantly increasing the number of owners of garden and country sites. For a full life, you need a pond, even small, so many owners of household plots, want it, and who has, I want to equip it filtration system to keep the water clean and fish healthy.

Benefit from a small pond on the land trudnootdelema. In aesthetic terms, a pond inhabited by ornamental and aquarium fish, with aquatic vegetation selected together with a correspondingly designed area can become a place that is most attractive, bringing peace of mind and satisfaction.

Microvolume can be used for economic purposes: the cultivation of pond fish for their own consumption or sale, as well as for the organization of fishing.

The choice of directions of use of the reservoir, of course, depends on your ability and desires. Considering a variety of options for the use of small water bodies, fish farming is a promising sphere of application of forces and means, it is an interesting, pleasant and useful activity which brings money. Continue reading

Is it profitable to breed the fish in ponds?

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

10 facts about the Black sea

In honor of the coming of the pores of the holidays we offer to your attention a selection of interesting facts about the Black sea.

The first mention of the Black sea are found in documents relating to the V century BC. It is on the Black sea, Jason and the Argonauts went to Colchis for the Golden fleece.

1. The ancient Greek name of the sea — Pont Aksinsky (gr. Ἄξενος Πόντος), meaning “Inhospitable sea”. It is assumed that the sea was named so because of difficulties with navigation. Later, after a successful exploration of the coast by Greek colonists, the sea became known as the Pontus Euxinus (gr. Εὔξενος Πόντος, “Hospitable sea”). Romanian Black sea Marea Neagră is called.

2. A characteristic feature of the Black sea is complete (except some bacteria) absence of life at depths greater than 150-200 m. the fact that the deep layers of the Black sea is saturated with hydrogen sulphide.

Nikolay Knipovich

3. In the scheme of currents of the Black sea there are two huge closed cycle with a wavelength of 350-400 km In honor of oceanographer Nikolai Knipovich, who first described this scheme, it was called the “Glasses of the Knipovich” Continue reading

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