Sharks
SHARK . superorder of cartilaginous fish. Includes 8 units and approx. 350 species distributed in all oceans. The most diverse and numerous sharks in the tropics, but occur also in…

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Underwater world and its inhabitants (underwater civilization that exists parallel to ours) - Earth before the flood: disappeared continents and civilizations
From legend to reality — one step. Underwater civilization in the legends, stories and eyewitness accounts After the disasters. destroyed the majority lived on the earth reasonable creatures, that they,…

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biological

Pond fish

In recent years it has become fashionable and prestigious dacha or cottage on a plot to equip a pond. Of course the owner of this pond I want to breathe new life into them. The simplest solution is to run them in fish. And then the question arises, – what?

Categories of fishes can be divided into two types – decorative and domestic.

To include ornamental goldfish and koi carp. Goldfish is relatively small. Grow up to 30 cm koi can grow up to 60-80 cm unfortunately, not every breed of goldfish perfect for a pond. In open water may be in the breed, so called, the long-bodied fish. This is comet, shubunkin, simple gold fish (without rocks).

It makes no sense to buy expensive breed koi. It will fit the standard red and white colouring.

The only rule for ornamental fish is quarantine. Quarantine is done in order to reveal diseases. It should take place in the aquarium and should last at least two weeks. All types of ornamental pond fish bred in Asia and have many diseases. Continue reading

Pets in the urban jungle – do fish Sleep in an aquarium?

Do fish sleep in an aquarium?

What do fish in our aquarium in the afternoon — we can check at any time. And that’s what they do at night when we sleep? You probably haven’t even thought about it, but they also sleep.

Actually, the biological functions of the body fish are very different from mammals. Because of this, owners of aquarium fish is often not familiar with how it works internal organs their underwater Pets.

So, do fish sleep? Yes and no. They are “asleep” in his own way, not the usual way for us. That is, at the time of “rest” they produce a certain type of activity that we call sleep.

People spend in sleep on average eight hours a day. This is equal to approximately one-third of all human life. For humans sleep is a period of time in which our heart rate and breathing decreases, relaxes muscles and a period of inactivity. “Sleep” in animals is defined in the General Veterinary Dictionary as “…a period of rest, during which suspended physical function and reduced sensitivity to external factors”. Continue reading

Saltwater aquarium: aeration and decoration of Your underwater world
Any laminated frameless aquariums do not cause fear. In aquariums with a metal frame even under a layer of protective paint may cause rust. Therefore, the top corners of the…

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Indian glass catfish (catfish-Ghost)
GLASS CATFISH (Indian glass catfish, Kryptopterus bicirrhis; Cuvier et Valenciennes) — in length reaches 10 cm Its second name — som-Ghost — fish received for the transparency of his body.…

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