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Why in the Black sea has become a little fish?

Much worse than with the anchovy and sprats. is the case with the number of predatory fish in the Black sea. In the 1980-1990-ies completely disappeared the population of palamidi, tuna and mackerel. According to the hypothesis of the biologist Y. I. Sorokin from Noumea, on the annual migration paths of tuna and mackerel from the Marmara to the Black sea is irresistible “chemical barrier” is a giant city of Istanbul, all the waste of life in the city with a million residents flows directly into the waters of the Bosphorus. Not only Istanbul, but also all other Turkish seaside towns do not have sewage treatment facilities, resulting in pollution of the Black sea domestic and industrial wastewater.

At least 170 million people are living in all black sea countries, a tangible part of their waste of life and activity is in the Black sea.

Sewage of coastal cities, after cleaning, bring in the sea, it is harmless, even useful minerals that promote rapid plant growth. The trouble is that at the end of the twentieth century these nutrient mineral salts got into the Black sea too much, putting it on the brink of environmental catastrophe. Overfeeding marine ecosystems mineral salts is called eutrophication. The result of this, it is possible to observe on primarycontent sea of slime – filamentous unicellular green algae colonial green Alga, generously fueled by domestic sewage Anapa. The day the simplest tangle of seaweed balls almost doubled in size. In July in shallow water from Anapa to Blagoveschenskaya, grew a huge mass of seaweed balls, and reached 7500 tons! Unicellular algae kladofora prevents the growth of sea grass (eelgrass), green underwater meadows of eelgrass once covered all the sandy shallows. Balls unicellular colonial green Alga shade leaves of eelgrass, entangle and strangle its growth. The eelgrass meadow is the most beautiful underwater scenery and most lively habitat for various species of marine animals – crabs crustaceans-hermit crabs, seahorses, sea eagle, shrimp, etc. Continue reading

Food for pond fish

Only fish make a pond come alive. Therefore, the garden pond with bass, carp, trout, goldfish, three-spined stickleback, ofrou, upperka, and of course, with the kings of ponds Koi – the undoubted decoration of Your garden, the pride of the owner and a place of relaxation for the whole family.

But, any aesthetic pleasure to please You, in return, requires care and attention, which certainly expresses, together with well-built filtration system. and properly adjusted, regular meals. Remember every type of fish requires special care and feeding! Power requirements of fish also depend on their age. And when choosing food, it would be useful to take into account the natural preferences of the fish.

In an artificial pond, the diet of the inhabitants of the reservoir is much poorer, which can lead to exhaustion, illness and death of Your wards. For this reason, the fish need no extra feeding.

There are currently a large number of feeds, recipes are created in accordance with nature. Only when such feeding is provided by the growth, health, vitality and magnificence of color of the fish. Also the quality of feed plays an important role in how much water will be contaminated by the excrement of fish. Low quality food poorly digested by fish and digest them only partially. This leads to the lack of nutrients in the body of fish and highly contaminated waste water of their life.

Selection of feed for pond fish on the market is truly immense, not to be lost, and really benefit Your fish, we offer the chefs from manufacturers that have a well-deserved reputation in this area. This pond fish feed Tetra(Tetra) . pond food JBL(Jibel) . food for pond fish Sera(Sera) . universal food for most species of ornamental fish from Tropical(tropical) . Modern food for pond fish is a varied healthy diet with all necessary nutrients and ballast substances, vitamins and microelements. Special food for pond fish contains specially selected natural color enhancers – carotenoids . which allow you to increase the intensity of the red, orange and yellow colors of ornamental fish. All of the properties of nutrients are preserved through careful manufacturing process of feed. This is evidenced by their fragrant smell, and Your fish crazy! Continue reading

Aquarium fish

This article is devoted to this great subject – how to maintain aquarium and fish . because there are so many varieties of aquarium fishes, each of which require special care. Certainly each of us wants to have a home at least a small piece of the tropics or even a corner. Actually to organize it’s not hard, but in the absence of experience can be a lot of questions, most of which we’ll cover in the article. If you properly care for a home aquarium, it will please your eyes, it will be hard to look away.

The bright green of aquatic plants. on which colored spots sitting or crawling small snails, pleases the eye with its freshness and variety. Long strips of the leaves of eelgrass are drawn to the surface of the water and lies on it, somewhere lurking small white flowers. On the leaves of plants slowly move the red snail, busily clearing them from the weeds with his tongue-grater. Moving flat, like a leaf resembling a butterfly, triangular scalars. Slender dragon surprise unusual, resembling a sword, the bone of the tail. Sweep a flock of variously coloured, with extremely large tails, the male guppies.

Few people can resist this magnificent sight. This is why many Amateur aquarists who devote their free time to rest in the troubles with your aquarium. The love of uhouse aquarium can be instilled in childhood, this hobby in the future may turn into a vocation for life in the natural Sciences. The main thing to start is to buy an aquarium. But, as it turned out, one tank is not enough, because I want to have and fish to acquire at least another kind of fish, as it turns out, in an aquarium they all do not fit or are incompatible. Continue reading

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