Do all fish spawn?
Most fish lay eggs, and it is fertilized outside of their body. Fish that spawn, are called oviparous. But some fish give birth to live fry. Such fish are called…

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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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Preparations for the care of water in the garden pond
Algae is a natural part of any body of water, including garden ponds. As one of the most important parts of the food chain, they are the basis of life…

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Aquarium fish catfish

This species belongs to the family of Armored catfish, Callichthyidae or Kalligrafie This family is included in the squad SOMO-shaped (Siluriformes). Members of the family — small fish that live in the waters of southern

The distinguishing characteristic of this family of two rows careerealism bone plates on the sides of the body. Records act as a kind of carapace – which is a good kind of protection from enemies, predators.

Around small mouth armored catfishes placed three pairs of small antennae. Do aquarium catfish swimming bladder is arranged difficult, it also fulfils partly the function of the lungs. Because of this fish from time to time rise in the aquarium to the water surface and take a breath.

Aquarium fish catfish

Homeland — South America (Argentina, Brazil, Paraguay, Uruguay). Continue reading

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. Continue reading

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The mantis shrimp
Males shrimp-mantis have a very bright appearance. In the eyes dazzled by such a variety of colors. In addition, these shrimp have a unique vision that allows them see objects…

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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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