Overexposure of pond fish in the winter under special conditions
Improvement of the pond in the recreation area on the private estate has become a very popular activity. In this reservoir you can grow different types of fish, to cultivate…

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The most ancient animals on Earth
These animals lived on our planet millions of years ago, when the Earth looked quite different than now. Habitat conditions for these species has changed significantly. Where once was sea,…

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believe

Diet fish

The diet of any person, except, perhaps, strict vegetarians, is impossible without animal products. Along with meat, eggs, dairy products, fish is a major source of protein. It is believed that ideally, you want to alternate in the diet of fish and meat.

On its nutritional value fish almost indistinguishable from meat, and on the ease of learning the human body surpasses it. In fish muscle contains from 13 to 23% complete protein. The amount of fat varies widely, from 0.1 to 33%, depending on fish species and time of catch. Fish oil contains large amounts of vitamins A and D, additionally, in the muscular tissue of some fish species have b vitamins In fish contains from 1 to 5% minerals, which include potassium, iron, phosphorus. Marine fish are also rich in iodine, which is of great importance for the human body.

Different species have different palatability, bone structure, and different fat content, that makes their cooking. Continue reading

The study of the deep sea

More than 70 percent of the planet covered by water. Three-quarters of the oceans have a depth of over 800 meters. Here begins the realm of the infinite sea depths beyond our reach.

This unknown world is 90 percent of the habitable space of the planet. We know more about the surface of the moon than about the sea floor. In this eternal darkness, inhabited by strange life forms. Only a few decades ago it was thought that life at these depths is impossible, but today scientists believe that the first life appeared on the bottom of the ocean. Energy, resources, food and even the climate is influenced by oceans. There to decide the future of our planet?

Only with the help of latest technology it is possible to comprehend the mysteries of the deep sea. Deep research is long and expensive, so so slowly, the scientists shed light into the darkness. Costly expeditions to the most modern vessels ply the seas in search of answers. Continue reading

The black sea region

The black sea is an inland sea basin of the Atlantic ocean. Interestingly the origin of the name Black sea. Throughout its history it has changed names several times. The ancient Greeks called it the “hospitable sea”, Pontos euxeinos. The Russians called it “Russian” or Partskim. Then for centuries it has been rather eloquent title: the Cimmerian, Holy, Blue, Scythian, Inhospitable, tavryches’ke, Ocean, Tamaron, etc.

About his name there are several hypotheses. I believe that this name was given by Turks: Karaden guise or Black, that is inhospitable. So they called him because of the fierce resistance of the local population, who lived on the black sea coast, which the Turks tried to conquer. Possibly, the Black sea was named because of its characteristic severe storms, during which the sea darkens.

The black sea is one of the almost uninhabited land, on the seas. Life in the sea is concentrated in a narrow coastal strip at shallow depths. Two hundred meters below, water freezes. And yet, in Black sea you can find many interesting creatures. Continue reading