Sometimes after a hard working week want of some special guests. Is it possible to have a rest so that on Monday happy to go to work? Not an easy task, which is only two days, and some even less.
In Moscow really is a place where you can really relax and have fun. In the middle of it is “Marine aquarium on Clean ponds”. Here you can come with the whole family, because everyone regardless of age will find something interesting. Especially here like children. impressions is enough for a month of conversations.
Original stay in “Marine aquarium”, you can start with an introduction to a giant Moray eel, lurking in his cave and trapping the prey, and you can enjoy a more peaceful inhabitants of the aquarium — colorful tropical fish.
In “the Marine aquarium” a collection of the most beautiful, unusual, amazing and incredible creatures, found in all four oceans, the seas and rivers all over the planet. Quite familiar, familiar to every fish in the aquarium with the biosphere of the Russian river are combined on one side with the bloodthirsty piranhas from the Amazon, and the other with fish-lion fish-urchin and the other the most interesting fish and crustaceans of the Indian ocean. Continue reading
The pond is an artificial pond created for fish breeding. For the construction of ponds it is best to use natural depressions, such as depressions and gullies. It is preferable to find such hollows near rivers, to avoid problems during the flooding of the ponds. Such ponds are called riparian. For the formation of floodplain ponds enough to block the earthworks elevated part of the shore. In front of an earthen embankment will be saved by river, atmospheric, ground water. In such ponds it is good to raise warm-water fish species.
In that case, if a future pond removed from river beds, it can be used other sources of flooding. Key ponds filled by water gushing from the ground up the keys, and brown – due to streams flowing across the land. Key ponds are created by the embankment and the strand by dividing creeks dams. These ponds are well used for the cultivation of Coldwater fish species.
Before you decide definitively on the choice of land where to locate the pond, it is necessary to conduct chemical analysis of water that will fill the pond. Water must be free from harmful impurities and chemical elements such as sulfur, chlorine, etc. Continue reading
We all know that water is life. Without water can’t live no living creature. And the first life originated in water. Fish one of the many live organisms living in the aquatic environment. They live in the oceans and seas, rivers and lakes. You can see them in the pond and the stream, in the waters of caves and even in puddles. In nature, there are over 25,000 species of fish, and they are divided into two classes: Bony fish (more than 23 000 species); Cartilaginous fishes (9000 species).
To the class of cartilaginous fish include sharks, rays and chimeras. To the class of bony fish include salmon. okuneobraznyh. preobrazenie. clupeiformes. Cypriniformes, catfishes, wildcookie, flatfish, coloscopie.
Fish are cold blooded vertebrates. their streamlined body covered with scales. They breathe with gills, and with the help of fins and tail to swim. Water entering the body through the mouth, passes through the gills, and spilling over her holes. Oxygen enters the bloodstream of fish through the thin membrane of the gills. Do fish have paired fins (pectoral and abdominal), which are located on the sides and unpaired, located on the median vertical plane of the body (back, tail, and anal). Fins help fish to steer, brake, accelerate and keep the balance. Continue reading