In the World ocean inhabits 180 thousand kinds of animals
According to scientists, man eating fish and other marine animals that uses only 0.02% of the primary production of seas and oceans.
Blood pressure in arthropods 5-10 mm Hg. article on the green frog – about 40, active fish – 65-75, birds and mammals – 120-180.
In rivers of Central Europe is inhabited on average 40-50 species of fish in the Danube – about 70 species, while the Amazon is more than 1 thousand kinds of all kinds of fish.
Many animals are very demanding in terms of ambient temperature. For example, Antarctic fish Trematomus lives at water temperatures of 1.9 O. temperature Fluctuations in their habitat at all times of the year do not exceed 0.1 A. Already at +60 the fish dies. Continue reading
The archipelago of Raja Ampat in West Papua – the heart of the “coral triangle”, the epicenter of the coral growth in the oceans. It is from these places the majority of coral species of the planet, ocean currents carry their eggs throughout the Pacific Ocean, creating new coral populations in tropical waters with suitable conditions. 75% percent of the total number of coral species on the planet occur here. It is not surprising that the underwater gardens of Raja Ampat is perhaps best seen in my diving career. Their preservation in their original form contributes to the lack of advanced civilization in the nearby regions of West Papua still is home to some of the most traditional cultures, the activity of which does not cause much harm to the environment. The tropical waters of Raja Ampat support the greatest species diversity in the oceans – more than 4,000 species of fish and marine animals, including unique species of macro-world and the largest fish on the planet – whale sharks (meet with which here, however, is very difficult). To reach the archipelago you can Continue reading
Fish are the most ancient animals on Earth: they appeared more than half a million years ago. However, the first ocean fish was different from today, as they were deprived of jaws and scales. Then the fish moved with the help of the tail because the fins they had. But, as we know, time is not standing still. Everything in the world is improving. People learned to make clothes, build houses, domesticate animals and to grow. In this article I would like to tell you about the fish. There are different marine fishes, for example the well-known herring river, for example, carp or pike, and the aquarium, for example gourami …
Today, there are many ways of breeding fish. The most popular is the breeding of fish in aquaria. The aquarium can be different in shape, design, size. We can see it, as a piece of furniture: cafes, restaurants, country houses or just at home. You can sit for hours and look at him, plunging thoughts and fancies in water world. What fish are varied, some bright, colorful, large; others are small, delicate and a little cowardly. Continue reading