Type of feed fish are divided into four groups:
– benthos feeders — fish, feeding on small organisms living on the bottom or near the bottom (benthos), sturgeon, grayling, bream, ruff, etc
– planktology — fish feeding on organisms living suspended in the water column (plankton), Zope, sabrefish, bleak, verhovka, etc.
– mixed feeding — fish feeding on organisms such as benthos and plankton, — roach, bream, IDE, Dace, etc.;
predators — fish that feed on other fishes or animals of their own species — pike, pikeperch, perch, Chub, burbot, catfish, trout, salmon of the Danube. Continue reading
Now almost every house has a tank (but if not, then after reading the article be sure to get it!). His presence, not counting the one I know of negative point – Allergy to fish, which occurs in one person out of five hundred thousand, it is solid pros.
First, it is just beautiful. The highlighted greenish water, light bubbles of air underwater decoration create a very fascinating picture.
The aquarium has a calming psychological effect. Ten minutes alone with the aquarium will be half an hour of relaxation.
Aquarium water is an excellent natural humidifier in the house.
The content of the aquarium teaches responsibility (to care for fish and plants, feed them, clean the tank, etc) – in General, what others consider a disadvantage can be turned to advantage.
But in addition to the home aquarium can be earned. The idea is simple: buy fingerlings, grow them to sell. For this purpose the best suited aquarium fish Guppy . Here’s why:
Guppies have phenomenal survival. These fish will survive in any, even the most inexperienced aquarist. Continue reading
The biggest shark in the world – Fauna – Rating – Top best movies, games, gadgets, tablets, and more
Class: Cartilaginous fish
Family: Whale sharks
Gender: Whale sharks
Species: Basking shark
Whale shark (lat. Rhincodon typus) is a cartilaginous fish, a shark of the family Whale sharks. The largest of sharks and also largest of the modern fish. Its size often exceeds 10 m, data are available for 18-meter and 20-meter counterparts, though these animals are very, very rare. Continue reading