Readers ask: How Many Species Of Fish Are Left In The Aral Sea?

How many fish were in the Aral Sea?

Optimism and Hope. At its peak in 1957, the Aral Sea produced more than 48,000 tons of fish, representing roughly 13 percent of the Soviet Union’s fish stocks. By the 1980s, due to the rising salinity of the sea, the 20 native species of fish were decimated; commercial harvests plummeted to zero by 1987.

Are there any fish left in the Aral Sea?

Before the Kokaral project, “flounder was the only fish that could survive the high-salinity North Aral Sea.” Today, lake fisheries include bream, roach, and the profitable “gold fish ” of pike-perch or zander.

Are there any animals in the Aral Sea?

Four decades ago, the Aral Sea offered a constant supply of fish. Two dozen species thrived in its waters, including caviar-rich sturgeon, pike perch, and silver carp, known locally as fat tongue.

How much of the Aral Sea is left?

With no other major source of water, the Aral Sea has been evaporating and shrinking ever since. After 50 years, the lake’s area is 25 percent of its original size and it holds just 10 percent of its original volume of water.

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Is Aral Sea recovering?

The recovery of the lake is still far away, but there are already symptoms that show it is underway. Fishing is reawakening in the North Aral Sea and farming is becoming easier. Healthiness has greatly improved and anemia has decreased by 65% due to improved nutrition.

Why is the Aral Sea dying?

Once the fourth largest lake in the world, Central Asia’s shrinking Aral Sea has reached a new low, thanks to decades-old water diversions for irrigation and a more recent drought. Satellite imagery released this week by NASA shows that the eastern basin of the freshwater body is now completely dry.

Which Sea is drying up?

In 2014, the eastern lobe of the South Aral Sea completely disappeared. Water levels in summer 2018 were not as low as they might have been, following a round of seasonal snowmelt in the spring. As the Aral Sea has dried up, fisheries and the communities that depended on them collapsed.

Why we destroyed the 4th largest lake?

The Aral Sea was, once upon a time, the fourth largest lake on the planet. But, since the 1960s, the lake has been shrinking. Rather, the Soviets began diverting water from the lake to irrigate cotton, a program designed to pump money into the Soviet economy.

Why is Aral Sea called a sea?

The Aral Sea is an endorheic lake, which means that although it has surface inflow, there is no surface outflow of water. The inflow into the sea is because of two rivers, the Amu Darya and Syr Darya. But by 1960, between 20 and 60 cubic kilometres of water was going each year to the land instead of sea.

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How old is the Aral Sea?

The Aral Sea depression was formed toward the end of the Neogene Period (which lasted from about 23 to 2.6 million years ago). Sometime during that process the hollow was partially filled with water—a portion of which came from the Syr Darya.

Why is Aral Sea not a lake?

Sandwiched between Kazakhstan and Uzbekistan, the Aral Sea is actually a lake, albeit a salty, terminal one. It is salty because evaporation of water from the lake surface is greater than the amount of water being replenishing through rivers flowing in. It is terminal because there is no outflowing river.

Who drained the Aral Sea?

By establishing a program to promote agriculture and especially that of cotton, Soviet government led by Khrouchtchev in the 1950s deliberately deprived the Aral Sea of its two main sources of water income, which almost immediately led to less water arriving to the sea.

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