probability

Sharks – fear or admire?

The recent incident in Egypt has attracted a lot of attention to the sharks. And opinions on the causes of attacks on people were divided: some believe that the steel base of a violation of the ecosystem, as well as the problems with “health” (well, at least one of the attackers) predator; the adherents of this theory believe sharks are not dangerous to humans; others think that sharks are always aggressive and, at “the meeting”, the probability of attack is 90%.

Sharks frighten and fascinate, and delight at the same time. According to the results of numerous studies of behavior of these predators, the experts recognized that most species of sharks are not dangerous to humans and even those that exhibit increased aggressiveness, does not consider the meat people “tasty” food and, as a rule, people do die from the loss or contamination of blood.

Returning to the incidents in Sharm El Sheikh in the end of 2010 you can see this. Think for yourself, if a shark was hungry enough for her hand to eat? Especially when there so much blood in the water, she had to get mad and lash out with even greater aggression. However, almost all the victims managed to get out of the water.

Also many of you know about the white shark attacks on surfers. After all, a well-known fact that the largest predatory fish confuses people with his lumimyrakassa – seals. Here is an example of the attack by two great white sharks on a surfer: Continue reading

Commercial fish.
Fishing is one of the oldest forms of economic activity of people. Fish for a man — a very valuable source of food (animal proteins and fats), which are easier…

Continue reading →

SOM is the most coveted trophy fisherman
Com the owner of river depths, and the coveted trophy is an avid fisherman. The largest catfish inhabit large rivers. Known instances of enormous size. One of them is Volga…

Continue reading →

The most unusual fish of the world ocean
The active exploration of the underwater world started relatively recently — in the middle of the last century. For this purpose it was necessary to invent the sonar, scuba, submersibles...…

Continue reading →