Marine aquarium maintenance fish marine aquarium
The content of the fish in a saltwater aquarium can be very challenging. Maintenance of the necessary salinity of the water and a sufficiently high oxygen level in it even…

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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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Kuban som
Almost all the rivers of the Kuban. both in small and in large estuaries inhabited by the biggest fish of the Kuban - Kuban soma ( impressive weight about one…

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fish

How fish breathes?

Hundreds of thousands of years ago, long before the appearance on Earth of man, the oceans already swam fish. At that time they were the most highly developed creatures.

Since then, they began to develop a variety of ways so that now only some species only vaguely resemble the first primitive ocean fishes.

As a rule, fish has an elongated and tapering shape. People have copied it in the construction of ships and submarines, as it is the best adapted to movement in water.

Most fish use their tail as a motor. With the help of fins and they control their movements. Except for one species of fish, all the others breathe by means of gills. Fish swallows mouth water that passes through the gills and out through the hole. Water also contains oxygen, and it through the gills into the blood of fish, as the air through the lungs in the blood of man. Continue reading

Fish grown artificial, dangerous product?

Interested in your opinion – how to choose safe salmon, all adored the fish.

A few tips:

1. Do not buy fish with meat a bright pink color. Diet artificial fish defective, there is no shrimp and plankton, so the meat is pale.

2. Note the streaks in the Phil. If they are white, not bright pink, the dye was not used. If a fish’s little fins and red meat, so she was pumped full of dyes and growth stimulants.

Most often in fish stores buy pangasius and tilapia, because they are delicious and not very expensive. This fish brought to us from China and Vietnam – where its bred on small farms. So grown and salmon, Dorado, sea bass, sole, carp, pangasius, tilapia. Experts say that foreign products are not really fish. It can be compared to chicken-broiler. Artificial salmon are bred in special cages where the fish lives almost without movement, growth stimulants, give food with dyes, which give the meat a “dirty” color, and are pumped with antibiotics. Continue reading

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 behavior alternate with phases of slowing of physical functions – this is the dream fish.

Dream fish is different from our understanding of sleep. Structural features and habitat not allow the fish to fall into a state in which they would be completely disconnected from reality. In such a state is immersed most mammals during sleep. The fish also during sleep, the brain activity remains unchanged, – they are not able to fall into a state of deep sleep.

This feature and may cause the issue: how do aquarium fish sleep?

Studying the behavior of aquarium fish, you will notice that at certain times the fish are almost motionless, transfixed in the water. This is the sleeping fish. During sleep, the fish usually drift without active movement. But the slightest influence of external factors leads fish into an active state. Continue reading

Aquarium fish
When it comes to buying a pet, people often forget about aquarium fish. And for good reason, because it's a very aesthetic animals can teach responsibility because they require a…

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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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