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
Intellectual work has long required special attention to non-pecuniary costs for its implementation. To put it simply, in order to calm your nerves after a long stay at the computer or in a consultative room, you need to follow some special procedures. It can be sports exercises, breathing exercises, relaxing with friends or other similar activities. But there is one exercise that will allow you to have a good mood and not to go somewhere on the side in his quest. And all you need is an aquarium and marine fish for the aquarium, which will become its inhabitants.
Now let’s talk more about the advantages of this method of calming the nerves. The fact that water flowing in its original form is a calm breed. Already one look at its stable state is able to balance even the most aggressive person. Here lies the secret to peaceful setting areas, in which there are large aquariums. Quiet swimming of their inhabitants and carefree movement absorb all aggression, regardless of whether they come from visitors or from the host. 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