How many teeth does a shark?
The shark is one of the most amazing animals, but the shark is one of the most dangerous predators of the water world. Sharks have a very interesting feature related…

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How do you sleep aquarium fish?
Watching fish in an aquarium, you'd think they never rest or sleep. In the understanding of man, they are in constant motion. However, like all animals, fish periods of active…

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Sharks in Tenerife
Going on vacation, I want to prepare for it perfectly, to protect yourself and your family from various surprises and avoid problems. And sometimes, tourists who decide to visit the…

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A FAMILY OF PERCH

Schooling predatory fish. Body oblong, laterally compressed, dark green on the back, mother-of-pearl with visible brown-black vertical stripes on the sides (usually 8-10 pieces), light ventral. This famous painting of all makes of perch easily recognizable fish. The fins are tinged with yellow and dark spots, in a large part are klinovidnye sharp teeth, issuing a clear predator, between which are still small. Sometimes there are very dark pike, after spawning some of the perches can make a darker color.

Biggest pike takes 1st place in his squad. Usually they reach several kilograms in large rivers, as a rule, there are fish bigger, sometimes can be caught a really giant specimens weighing up to 20 kg and more.

Pike prefer clean, oxygen-rich space, avoids shallow silty and overgrown ponds. Therefore, it occurs most often in large and medium rivers and large lakes that has a message with these rivers. Zander loves strong places — pits, gravel bottom. Major pike kept in isolation, most of the year conducting at great depths in the pits, whirlpools. In shallow waters closer to the shore he goes tolkovo the time of spawning and in pursuit of fish. But small filets de Perche (one, two) held mainly in shallow water the flocks, and flocks can reach quite large numbers.

The perch is a very strong and voracious fish. He eats a small elongated fishes (bleak, gudgeon, etc.). Walleye spawning takes place at water temperatures +18 — +20 °C and lasts for quite a long time — up to 3 to 4 weeks. Laying eggs has on average 200-300 thousand eggs yellowish. Zander defends their. Semi-anadromous perch (semi-anadromous form) constantly lives in the sea and only for the duration of the spawns in estuaries. Sea perch are usually a bit lighter than river, but having been some time in the river, too, begins to darken.

Among the river fish the walleye is prized as the fishermen-fishers, and lovers. He nekotoroe meat, tasty, and therefore is used in large quantities and always is a welcome treat.

Marine aquariums
Marine aquariums can be divided into several types, depending on the animals that inhabit coral reef, fish, mixed and thematic. Of course, the most memorable and prestigious, but at the…

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Carp. Types of carp. Record-breaking carp.
Class: ray-finned fish Order: Cypriniformes Family: Carp Gender: Carp Dorsal fin long, pharyngeal teeth single-row. The body high with the thick back, moderately compressed from sides. Scales large and smooth…

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