In many countries a focus for freshwater and marine aquaculture is traditionally fish. In the balance of meat of our country’s fish production is 25%, it is used in more than 50 industries.
Production of food fish products has high economic efficiency. So, 70 million tonnes of fish, invertebrates and other water bodies (excluding whales) in protein content is equivalent to a herd of 400 million heads of cattle. The costs for producing 1 kg of fish protein is almost 3 times lower than the costs associated with obtaining 1 kg of meat protein products.
In addition to food production, the fishing industry provides raw materials for medical industry (fat, vitamins, medicines), food products (flour, minced fish, forage fish), fertilizer, leather, fur, ambergris, etc.
Feature fish as industrial raw materials Continue reading
B>the Most famous of deep-sea fish is the angler. These inhabitants are not the fastest swimmers. Despite all this, the oceans remain the greatest mystery. Here are examples of the most unimaginable creatures that live in the depths of the ocean. Many deep sea fish such as the anglerfish, luminous anchovy, hatchets, fotostop. Actually, what seems eyes, is a sensory organ. Scientists have discovered the animal living deep underground (that is, an organism belonging to the Kingdom of animals).
Given that Trieste is currently in the Museum, and “Kiko” was lost during a scientific expedition in 2003, Nereus can be considered the most deep-water running today research vehicles. It is considered the most deep-living super predator in the world and all that is in his way, he immediately devoured. Once the jaws of this diabolical fish slam — game over. Fish-the Viper is one of the most unusual deep-sea fish. Being known as hauled ordinary (Chauliodus sloani), it is one of the most ruthless predators of the ocean. Continue reading
Beauty is always fragile. Perhaps this may explain that the Queen of aquaria — gold fish — quite often sick. They can get as common to several species infection. and characteristic only for relatives. All diseases of aquarium goldfish can be divided into two groups: contagious and noncontagious.
The first group includes infectious and so-called invasive. The agents of the first group of diseases -mycobacteriosis, “rubella” carp, carp pox, columnaris or mouth rot, fin rot, become bacteria, fungi, viruses and unicellular algae. They mostly fall into the aquarium along with new infected fish that have not undergone quarantine. The danger is that all these ailments have a fairly long incubation period without external manifestations. Subsequently, the sources of infection are not only fish, but also algae. And even the ground. Conclusion: to prevent infection be sure to observe the 5-day quarantine in a separate tank for all beginners. Continue reading