Fish for pond, fish in the garden pond
Fish not only enliven the garden pond and eat the mosquito larvae and other insects. It should be noted that their presence does not affect the purity of the pond.…

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Pond fish farm
For each fish farm must be created its own technological scheme taking into account the strengths and weaknesses of a particular company. Choosing the most effective technology - the first…

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Construction and repair of ponds
The depth of the pond determines the slope of the underwater Bank. Is the slope less than 30° . but quite often it is necessary to construct more ponds with…

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fish

Pond fish: breeding

Thus, the spawning period is defined more clearly than most tropical species, for which the importance is not so much the temperature, the amount of rainfall.

You can determine the start time of spawning, regularly measuring the temperature of the water in the pond, because the spawning usually begins at a temperature of about 20°C. At this temperature the eggs develop normally. Plus or minus 5 °C, and the fry will be deformed, because things will develop too quickly or too slowly.

Physical changes in the fish also indicate the approach of spawning. For example, the males of the family Cyprinidae appear white swellings, called tubercles. Fish such as Orfe, Rudd, goldfish and koi, the tubercles appearing on the Gill covers and pectoral fins, while Cipriani – along the scalp.

Some fishes, such as sticklebacks, coloring of the male becomes brighter, attracting mates and scaring off rivals. Females of all cold-water species become fuller males. Continue reading

Paid fishing

Fishing for many fans is a great way to spend time doing what they love. However, in the life of every fisherman there were moments when the catch was minimal, and to go to the nearest pond for good fish, you had far enough. And this directly affects the mood and self-esteem of a fisherman, as among his colleagues in the hobby professional is the one who will catch larger fish.

Paid fishing devoid of all of the disadvantages described above, and, in addition, it has a number of advantages. For a small fee you will be let in to the pond, which is protected, the area around it is clean. And most importantly – the fish are always there, and the finest, just waiting when you would come. Paid fishing provides conditions for higher comfort, and this means that you are free to select any place for fishing. You will not be bothered by a noisy picnic in the neighborhood, the excited members of which periodically will want to cool your ardor about your gear, scattering with long-awaited fish. Often paid fishing also provides for the presence of private houses in which you can cook the fish you caught. Continue reading

Most dangerous animals in the world

Sea wasp

Jellyfish, sea anemones, coral polyps, annelid worms, sea cucumbers, sea urchins, starfish, sponges can “burn” or stabbing of a person in contact with them. The range of consequences — from burning the skin before the heart stops.

The most venomous jellyfish is the sea wasp, lives off the coast of Australia. The venom of this beautiful jellyfish paralyzes the heart muscle, death occurs within 1-3 minutes. It seems to be a normal jellyfish light green in color but very poisonous. Its 60 tentacles, each a little less than 40 cm long, has 5,000 flowing down the stings and venom enough to kill 60 people. Australian fishermen, in whose nets such “fish”, beware to use these networks again – you can easily go to the hospital, so strong poison secreted by jellyfish. Continue reading

Marine aquarium fish
In this article we will discuss the most popular marine aquarium fish. They can be divided into several families. Angelfish are a large family of aquarium fish (Royal, Imperial, blue-crested,…

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Flying fish
In the warm waters around forty species of fish that belong to the family Exocoetidae. Fish from this family can be seen in tropical waters, and the largest number of…

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