Yellow snail aquarium
Yellow snail aquarium – more stupid title to come up with couldn't so today let's talk about aquarium snails – Apple snails. And again, all the best was written to…

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Dwarf catfish cat catfish and marine pennant
Dwarf catfish-the cat belongs to the group of North American catfishes, known as steers, which differ from congeners rounded tail fin. The fish is slender, brownish-mottled with lighter belly. Anal…

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10 facts about the Black sea

In honor of the coming of the pores of the holidays we offer to your attention a selection of interesting facts about the Black sea.

The first mention of the Black sea are found in documents relating to the V century BC. It is on the Black sea, Jason and the Argonauts went to Colchis for the Golden fleece.

1. The ancient Greek name of the sea — Pont Aksinsky (gr. Ἄξενος Πόντος), meaning “Inhospitable sea”. It is assumed that the sea was named so because of difficulties with navigation. Later, after a successful exploration of the coast by Greek colonists, the sea became known as the Pontus Euxinus (gr. Εὔξενος Πόντος, “Hospitable sea”). Romanian Black sea Marea Neagră is called.

2. A characteristic feature of the Black sea is complete (except some bacteria) absence of life at depths greater than 150-200 m. the fact that the deep layers of the Black sea is saturated with hydrogen sulphide.

Nikolay Knipovich

3. In the scheme of currents of the Black sea there are two huge closed cycle with a wavelength of 350-400 km In honor of oceanographer Nikolai Knipovich, who first described this scheme, it was called the “Glasses of the Knipovich” Continue reading

Marine aquarium

The aquarium has long been considered not only a stylish decoration but also a useful tool can have a laxative effect. Salon aquariums “Aqua boutique” Petersburg offers a full range of services from installation to decoration aquarium marine aquarium. You

Marine aquarium

Many aquarists spend your vacation at sea. While Snorkelling, they’re watching sea animals that live on sandy soil, in thickets of seaweed or the rocky coast.

How to make an aquarium

When izgotavleniem the size and shape of each defines itself. In any case, careful execution of work and exact observance of instructions. Together to work easier.

Device for aeration of water

The animals in the aquarium when removed from the water breathing oxygen and expelling carbon dioxide. So water must constantly enter new oxygen, and carbon dioxide removed from it. This exchange occurs mainly on the surface of the water. Continue reading

Oceanic nekton

The ocean abounds with excellent swimmers who, in the words of the famous German nineteenth-century biologist Ernest Haeckel, “free to find their own way”. They can resist the strong current of water and to choose their own way, different from the animals of the plankton. The combination of these actively swimming animals E. Haeckel called the nekton, which means “floating”. Technically, the nekton are aquatic snakes, birds, and animals, but here we will talk only about the two groups of nektonic organisms — the fish and cephalopod molluscs.

Important nektonic animals adaptations to life in the water column of the ocean, according to Professor Yuri Aleev are maintaining the body in a suspended state, creating a driving force, reducing the resistance of the counter flow of water, control the movement of the body, as well as in the ability to disguise and protection. Continue reading

Dietetic value of meat of marine fish
Fish is one of the most valuable dietary products, which today are in great demand among the population. Especially popular meat of sea and ocean fish, which is a lot…

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Adriatic sea: the sharks, but not many
In the Adriatic sea is inhabited by sharks, however, some time ago, experts began to literally sound the alarm that they had disappeared. What sharks live here However, in the…

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