Artificial ponds
"The trade of fish native case of thieves. And therefore, the salary for them to put miserable, but to hang one in the year that others do not want." An…

Continue reading →

To settle on the aquarium. Marine fish.
The first two weeks in the system was the rapid development of heterotrophic bacteria feeding on organic waste products of marine fishes . The result is what appear in water…

Continue reading →

line

Catfish catfish clingy or clingy

In General, large catfish and Remora are most inclined to free life, often travel without assistance. Many small catfish live almost hopeless Remora, sucker, mouth in whales, sharks, manta rays, and again between the gills of sharks Macedonia and other large fish.

Columbus in 1494 and set anchor off the coast of Cuba, seen catfish hunt with the hangers on the turtles. In our days this hunt with “hunting fish” described by many researchers. Catfish adhesion to the custom of the fishermen of Torre owl Strait, South China, Venezuela, Cuba, Mozambique and Zanzibar. Catch any fish, even sharks, but mainly sea turtles. And the aborigines of Australia hunted with clingy catfish and dugongs.

Start with the fact that they catch in the sea catfish Remora. Then he pierce a hole in the tail, pass through a long thin rope and tightly tie it around the tail. The second, shorter, the twine is passed through the mouth and gills of catfish Remora. So two “moorings” and towed catfish Remora at the side of the Shuttle. Continue reading

The structure of the pharynx, the feeding of fish.

The structure of the pharynx is also closely linked to feeding habits of fish. As indicated, the number and structure of Gill rakers may be very different — from a few small hard bumps predatory fish to a complex network of frequent rakers in silver carp — Hypophthalmichthys molitrix (Val.), litumelo planktonic algae. The mullets — Mugili – dae — muscular throat adapted for crushing lisovogo clump, consisting of detritus and vegetation. Some fish developed teeth on the pharyngeal bones. Some they are on top – and ninepatch bones, as, for example, wrasses — Labridae, or only ninepatch, as, for example, cyprinids — Cyprinidae.

Haeckel (1843) divides nizhnelomovskie teeth of cyprinid by the nature of the structure related to their function into four types:

1) hollowed — excavati, a type of Longhorn beetle,

2) chewing — mastic torii, a type of carp, Continue reading

Mutually beneficial relationship of the deep sea

Like many animals living on land, the denizens of the deep need in each other. These bright yellow fish offer their services to many beings sharing their marine habitat.

Sea turtle, that serve fish-shiners or yellow zebrasoma. Photo: Doug Perrine

In the photos, made famous 59-year-old photographer-naturalist Arcs by Perrin (Doug Perrine) near the Hawaiian Islands, depicts a sea turtle, that serve these fish-shiners or yellow zebrasoma (Zebrasoma flavescens).

Sea turtles, like other inhabitants of the seas, you must regularly clean yourself from fungi, different organisms, harmful parasites or algae settling on them. However, they can’t do it yourself, so use the services of these bright yellow fish.

Fish-the cleaner can easily cope with this problem. For some fifteen minutes, it is fully possible to clean the tortoise shell. — Both parties benefit from such relationships, says the photographer, — One finds food, the other gets rid of the algae that had settled on her armour, and the armour makes it more streamlined. Continue reading

Great white shark (lat. Carcharodon carcharias)
Great white shark, the heroine of the novel by P. Benchley "Jaws" and the movie of the same name, has a bad reputation as man-eater. Yes, it is the world's…

...

The most dangerous and poisonous animals of Russia
The most dangerous and poisonous animals of Russia live near the person. More than half the population of the Russian Federation living on the territory, inhabited by various the most…

Continue reading →