This is an unusual video about the invasion of Asian silver carp caught on Wabash river (Wabash River) in the Midwest, mark Kirby (Mark Kirby) and his partner Brendan Kearns (Kearns Brendan). According to specialists, the most famous lake in the USA and Canada are on the verge of this ecological disaster. Silver carp, imported once from Kazakhstan (behind the ocean it is called Asian carp), has spread to the waterways of the New world with an incredible scale.
It all started with the fact that in 70-e years of the last century of American fishermen, not thinking about the consequences, brought a few specimens of silver carp and silver carp, which were caught in lake Balkhash to “imported” fish destroyed the excess of algae in the Illinois river. As a result of voracious migrant not only coped with the task set before him, but began to seize new territory, harassing the local fish. Now before American experts had a new goal — to prevent the spread of Asian (silver) carp in the Great lakes.
Interestingly, the number of carp in our area, as a rule, regulates the pike, not allowing him to multiply excessively. But in the rivers Illinois and Mississippi Continue reading
Turgoyak Lake – the pearl of the Urals is included in the list of the most valuable reservoirs of the world
Turgoyak is a unique lake. Due to the exceptional water clarity of the lake Turgoyak was included in the list of the most valuable reservoirs of the world. In our country it was included in the file of remarkable landscapes. It is a repository of the purest drinking water, the quality is not inferior Baikal.
The lake water is different and bright bluish-greenish color, and transparent, can see the bottom at a depth of 15-20 m. the most beautiful — the most transparent lake in the Urals. No wonder people call him the younger brother of Baikal. Turgoyak – deep lake, keeping under the surface area of 26.4 square kilometres more than half a billion tons of the purest, almost transparent sea and it is completely fresh water.
The area of the lake Turgoyak – 26.4 sq. km, length 6.9 km, its maximum width is 6.3 km, the coastline is 27 km from Turgoyak is located in the deep intermountain hollow between the ridges of the Ural-Tau and Ilmen at a height of 320 m above sea level. This is the deepest lake in the southern Urals: depth it achieves 34 m, average depth of 19.2 m.
Just on the lake six Islands. The lake is fed by major rivers: Bobrovka, Kuleshovka, Lipovka and Pugachevka. Follows only one river – Source. At the present time in connection with the lowering Continue reading
Lake Rosenshine – the legacy of the last ice age in Europe. They are very young by the standards of nature and of eternity – only 10-12 thousand years.
The largest lake in the region and third largest in the whole of Belarus – lake Newerth (2657 hectares, width – 4.6 km, length – up to 18 km, depth of – up to 8 meters). Newerth – besides, one of the most beautiful in the country. It is here, in the village Muragi, in the late 18th century, was born Jan Barshcheuski, one of the founders of the new Belarusian literature, who collected all the legends, tales of native land in the book “Slahtz Zavalina, ABO Belarus at fantastyczny avadana”.
Other major lake – usveche, Volobo, the New, Rossano, Drusy, Megeve, Mino, Shevino, White. The deepest lake – Boulder (up to 12 m). The power of the lakes is mostly atmospheric. The highest water level in late early April. Ice cover lasts from late November to late February, ice thickness is on average 50-70 cm
Rivers here – sea. The river network density is 0.5 km/km2. and it belongs to the Baltic basin.
The largest river in the district – Driss -occurs throughout the area and is a right tributary Continue reading