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… How many surprises were in the depths of the sea! The diversity of life forms is staggering. Before you ten most charming, strange, scary and rare fish, which were found to mankind.
Hairy monkfish. Opened in 1930. Very strange and scary fish that live deep at the bottom, where there is no sunlight — 1 km and deeper. To lure the inhabitants of the deep sea uses a special glowing growth on the forehead, around the characteristic detachment udenstvertne. Due to the special metabolism and extremely sharp teeth he can eat everything that comes, even if the victim is at times more and is a predator. Propagated by no less strange than it looks and feeds — due to the extremely harsh conditions and the rarity of the fish, male (ten times smaller females) is attached to the flesh of his lady and all the necessary transfers through the blood.
Plasence. Opened in 1884. These sharks are superficially much more like a strange sea snake or eel than his closest relatives. The frill-neck shark Gill openings, of which there are six Continue reading
The Caspian sea should be considered a sea or a lake? Because it is not connected directly with the ocean, according to the strict requirements of geography, therefore, is the lake. But the water in this lake is salty, marine. Therefore, we call this the closed reservoir of the sea. Lake Baikal is a lake or the sea? Baikal is also considered the lake as it is fresh water.
Fish who spend their lives performing in high salty waters of the sea; fish, living from birth to death in fresh water – freshwater.
And the fish that live in the coastal parts of seas, where flow of fresh water rivers? They are usually considered as brackish.
In the Caspian sea is the real sea herring, which live and breed in the sea and in fresh water will never enter. All three groups of Caspian herrings that peacefully exist in one place, related to each other, but they differ in their appearance and biological features: first marine, second is saltwater, third freshwater.
There are species of herring, living in the sea for spawning going far in the river. These fish have a characteristic title: “diadromous fishes”. Continue reading
How I was almost eaten by a shark
Remember the words of captain Cousteau: “the Shark is one of the most magnificent sea creatures. We admire her strength and beauty.” And fear of shark attacks . People they consider to be their eternal enemies in the sea. Still, after one movement of the jaw can bite man, one blow to overturn the boat. Man-eating sharks reach a length of twelve metres and a giant whale grow to twenty.
How many spooky stories told about the shark attack on humans . They attacked the victims of the shipwreck, the divers descended to the bottom to work, bathers at coastal beaches. In Australia. tell, once the shark grabbed his leg to the man who stood almost on the very shore, and the water was just above the knee.
And I there is great hunting refers to the shark trust. Once they’re dead scared one of my close friend. It was he who told me this sob story. I’ll tell the first person. I think it’s better for perception. This story I heard more than once. And every time he began with the words: Continue reading