TOP 10 Filter for the reservoir
Any garden pond and a small decorative lake with plants, and is a quiet backwater for fish, and an impressive swimming pool – need to have a quality filtration system.…

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Frozen fish
Coming on the market, you can very surprised, reading the names of frozen fish on the counter of the store. And if pink salmon or salmon from suspicion that it…

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The inhabitants of the Caspian sea

The inhabitants of the Caspian sea. Animals of the Caspian sea is represented by 1809 species, of which 415 are vertebrates. In the Caspian sea registered 101 species of fish, it is focused the majority of the world’s reserves of sturgeon, as well as freshwater fish such as roach, carp, perch. The Caspian sea is the habitat of fish such as carp, mullet, sprats, Kutum, bream, salmon, perch, pike. In the Caspian sea is also home to a marine mammal — the Caspian seal.

The world grade 4

a summary of other presentations

“Domestication of animals” – Near the man began to live animals. Information about the place and time of domestication of animals. The reindeer herding. The dog was domesticated very early. Reducing the size of the brain. To find out what animals the ancient people tamed. Sheep. People began to domesticate bees. Goat. Ancient tour. Buffalo. Pigs. The man of the stone period. Geese. Chickens as poultry. Cow. Foci of domestication of the horse. The size and shape of the body. Continue reading

The most beautiful fish

In our world there are about 25 thousand species of fish, but only some of them really fascinate us with their beauty. Today we want to present you our selection of the 10 most beautiful fish in the world.

1 Imperial angels

Imperial angels belong to the species of marine tropical fish and are considered some of the most beautiful individuals. Their coloring has a kind of uniqueness: it is able to change during the life of the black with blue and white stripes in young fish to a bright purple body with yellow-orange stripes in adults. With age the head becomes emerald green color, and around the eyes forms a characteristic mask.

2 Mandarin ducks

Mandarin is an extremely colorful fish of small size. The name they were given because of the color, which is very similar to the robe-the robe of a Chinese Mandarin. This species inhabits coral reefs at the bottom, mainly in the Pacific ocean. They like being protected from marine inhabitants of the lagoon, at the slightest danger, the body secretes poison. Continue reading

Dangerous animals of the red sea

Today Egypt is one of the most popular vacation places for Russians. In this country there is something to see: the ancient pyramids of Giza, temples of Luxor to explore the Nile up to Aswan where you can see a grandiose monument of Russian-Egyptian friendship of the Aswan dam. Holiday in Egypt – it is also the beauty of the red sea . which is distinguished by its abundance of colors and species of marine life.

The length of red sea is 2350 km, width 350 km (in its widest part), maximum depth reaches 3000 meters in its Central part. From a geological point of view, Red sea is located in the rift zone of the African and Arabian lithospheric plates. The rift is a deep cleft that connects the upper part of the crust by mantle. The strongest power in the rift zone has a huge impact on living organisms, including human. In the North sea has two Gulf of Suez and Aqaba. Akabsk Bay the fault is. Therefore, the depth of this Bay reaches big values (up to 1600 meters). Two bays are separated from each other by Sinai Peninsula, in the South of which is the famous resort of Sharm El-Sheikh. Continue reading