Canadian Elodea or water plague
The birthplace of Elodea canadensis, as its name suggests, North America . Is one of the most popular in the world of aquatic plants. In the last century, the Elodea…

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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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diseases

Scat hvostokol, Sea cat

The body of the stingrays has a distinctive flattened in dorso-ventral direction slightly rhombic shape, the tail is elongated, 1.5 times the disk, armed with a long serrated spine. Anal fin not. From the top, just behind the eyes are spiracles — breathing holes of the gills necessary for respiration has buried in the sand slope.

Dasyatis pastinaca

The mouth is on the bottom, flat teeth allow them to crush mollusk shells and crab shells. The body is naked, not covered with spines or scales, top gray or olive-brown, bottom light. Maximum width of drive (without fins) is about 60 cm in length can reach 2 m (marked in specimens 2.5 m), and weight — 22 kg. However, usually there are individuals width up to 45 cm.

Inhabits the Eastern Atlantic from the Western Baltic to South Africa, including the Mediterranean and the Black sea, also comes in Azov. Normal in the Black sea along the shores in silty and sandy ground; rocky substrates avoids. Continue reading

Black Sea. Danger
Black Sea. All you need to know coming. Black sea. What to look out for? Often, talking to people who come to vacation, they hear questions like: "But swimming is…

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Predatory fish piranhas. Piranha aquarium
Piranhas have long been known for their predatory and aggressive nature, which has been covered not only in educational programs about animals, but also art films. Such ruthless behavior piranhas…

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