The biggest fish
Humanity is always interesting to know who in the world "firsts". Interest to the largest river predator will never run out. Amazing catfish Catfish is a fish, covered in a…

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Fish of the red sea
The red sea is a unique tropical sea with a variety in size and beauty the representatives of the underwater world. Its uniqueness lies in the fact that it is…

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How to protect yourself from shark attack?
Recent shark attacks on tourists in Egypt were widely covered around the world, and the number wishing to have a rest on the Egyptian resorts has decreased significantly. In this…

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aquatic

Sea, river and lake fish

We all know that water is life. Without water can’t live no living creature. And the first life originated in water. Fish one of the many live organisms living in the aquatic environment. They live in the oceans and seas, rivers and lakes. You can see them in the pond and the stream, in the waters of caves and even in puddles. In nature, there are over 25,000 species of fish, and they are divided into two classes: Bony fish (more than 23 000 species); Cartilaginous fishes (9000 species).

To the class of cartilaginous fish include sharks, rays and chimeras. To the class of bony fish include salmon. okuneobraznyh. preobrazenie. clupeiformes. Cypriniformes, catfishes, wildcookie, flatfish, coloscopie.

Fish are cold blooded vertebrates. their streamlined body covered with scales. They breathe with gills, and with the help of fins and tail to swim. Water entering the body through the mouth, passes through the gills, and spilling over her holes. Oxygen enters the bloodstream Continue reading

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

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.

When choosing a fish species should be guided by the size of the reservoir.

For example, koi need space not less than 7.5 m 2. In addition, they are harmful to the plants-oxygenators.

Requires less space Golden Orff, she’s had enough of the pond with an area of 3.5 m 2. This beige-pink fish, graceful and active. Maximum its body length 50 cm, but it rarely reaches such dimensions.

For a very small pond like a goldfish or shubunkin.

The first one has a dark Golden color. Its varieties differ elongated waving tail fin. Continue reading

6 algae-eating pond fish
Successfully choosing the right pond fish you can easily control the amount of algae that grows in your backyard pond. Algae is part of any type of pond. It's a…

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All fishing
Thank you very much for the fact that we are together and that You read the newsletter "All fishing!", which came true, by the way, for 8 years. I have…

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