The inhabitants of the seabed
Many divers and explorers of sea depths dive under the water to reveal many secrets of the underwater world. And we try to plunge into this mysterious world of the…

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FEEDING FISH FEED MIXTURES
The main methods of intensification of pond fish farms are feeding fish and fertilizing ponds with increased stocking density of fish per unit water area. Natural forage base of the…

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The most amazing inhabitants of the water depths of the world

1. Fish-drop

One of the most remarkable inmates of the depths. Her look is so not attractive, and bizarre. As a rule, fish-drop lives at depths of 600-800 meters. There were also instances that prefer more extreme depths, namely 1,200 meters.

Prefer to live off the coast of Australia and Tasmania.

This fish is endangered. It is very actively caught and sold by fishermen. Of course, not palatability attract customers, and its unusual appearance.

The fish-drops no muscles, it is composed entirely of a gelatinous mass which density is close to water. It is this anatomical feature allows fish to swim at great depths without spending a large amount of energy.

This fish eats everything that floats by. Generally, its diet consists of molluscs and various.

2. Sea urchin

Some of the oldest animals. They inhabit the Earth more than 500 million years. Today there are about a thousand species of sea urchins. They are divided into two large groups, called: right and wrong. Continue reading

New species of fascinating animals

17 more than 650 new species of marine life discovered by scientists during the international project “Census of marine life” . In different corners of our planet with the help of automatic cameras, sonar and other equipment of deep-sea biologists from 80 countries explored the seabed down to depths of 1 to 5 km, to where “reign of eternal twilight.” Oil worms, crabs with furry claws, completely transparent sea cucumbers with tentacles-spikes – this is not a complete list of detected living beings. But, according to the scientists themselves, it is at the bottom of the Central part of the Atlantic ocean . in the vicinity of the Easter Islands and New Zealand made the most specific opening.

Gelatinous octopus nicknamed Dumbo thanks to a pair of fins funny forms that look like the ears of the disney character of the same name. It weighs 6 kg with a body length of about 2 meters and lives at a depth of 3,000 meters. Continue reading

Breeding sturgeon fish

Sturgeon are a family of valuable commercial fish, include such species: sturgeon, Beluga, sturgeon, barbel, etc.

There are two ways of cultivation of sturgeon fish: extensive and intensive. If the extensive method of breeding in natural water produce larvae that have already come to the active power. For the application of the intensive method is needed in the pond to put the grown the fry, their weight is 2-3 grams. They are more protected from bugs, predators and the extent of their survival is higher than in the larvae.

Larvae of sturgeons receive when conducting natural spawning: ponds with a depth of 35-50 cm, in the spring fill with water and run back sturgeon females and males. Their number depends on the size of the reservoir and characteristics of the sturgeon species.

At the end of the spawning period females and males removed from the reservoir, and the larvae, after their transition to active feeding, or placed in natural rearing ponds. Continue reading