7 Oldest Lakes in the World and Their Depths
Netgenz - Science | The lake is a place that contains water, is in a basin, surrounded by plains, and separated from the river. Although it looks calm, it seems that some of the lakes are older than they look. In fact, some are even millions of years old! Curious enough? Here are some of the oldest lakes in the world and their location, area, and depth. Let's explore!
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Here are 7 Oldest Lakes in the World and Their Depths
1. Lake Titicaca
Quoted by Earth.com, the lake which is on the shores of Bolivia and Peru is believed to be the birthplace of the Inca sun god. Located at an altitude of 3,810 meters. with a surface area of 8,372 sq km and a depth of 281 m.
According to UNESCO, Lake Titicaca is about three million years old and is considered the largest lake in South America. Unfortunately, this lake is currently contaminated because it has become a landfill. After testing, apparently the lead and mercury content is high!
2. Lake Biwa
If you come to Shiga Prefecture, northeast of Kyoto, you will find Lake Biwa. The largest freshwater lake in Japan is about four million years old! Although the upper surface looks calm, there are abundant fish communities. Sampling Oldest, Lake Biwa covers an area of 670.3 sq km with a depth of 104 meters.
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3. the Caspian Sea
the Caspian Sea
The Caspian Sea is the largest lake in the world. It is not freshwater, but saltwater with a salinity (level of saltiness) of 1.2%. Reportedly, this is the remains of the ancient Paratethys sea which was confined to the plains about 5. five million years ago.
Located between the continents of Asia and Europe. Namely Iran in the south, Kazakhstan in the north, Azerbaijan in the west, Turkmenistan in the southeast, and Russia in the northwest. The area is 371,000 square kilometers with a depth of 1,025 meters.
Oldest quoted this lake as an endorheic basin because it has no natural outlet other than through evaporation. According to reports, the Caspian sea level is decreasing, it is thought that the weather is changing.
4. Lake Tanganyika
According to SafariBando, Lake Tanganyika is the longest in the world (with a length of 660 kilometers), the second deepest in the world (with a depth of 1,470 meters), and the second largest in terms of volume. Locations are in Zambia, Burundi, Tanzania, and the Democratic Republic of the Congo.
Antique, Lake Tanganyika has three basins of different ages. The middle basin is 9-12 million years old, the north side is 7-8 million years old, and the south is the youngest, at 2-4 million years. FYI, Lake Tanganyika is home to many epidemic fish. It accounts for 98% of the approximately 250 species of cichlids, fish from the Cichlidae family that have cheerful colors.
5. Lake Maracaibo
With an estimated age of 20-36 million years, Maracaibo is full of controversy. Some mention Maracaibo as an inlet because it receives water from the Atlantic Ocean. However, geological records show that Maracaibo was a true lake in the past.
With a surface area of 13,210 sq km and a depth of 60 meters., Maracaibo contains large reserves of crude oil. The antique is back, it's common for lightning strikes here, about 28 times per minute for 9 hours every day!
6. Lake Baikal
After that Lake Baikal is in the mountains of Siberia in Russia. Its age is estimated to be 25 million years. In addition, it is seen as the deepest freshwater lake (with a depth of 1,642 meters.) and the largest in terms of volume.
It is estimated that Lake Baikal contains about 20% of all fresh water on earth! This often frozen lake is home to about 2,000 species of animals and plants. To be protected, UNESCO declared Lake Baikal a world heritage site in 1996.
7. Lake Zaysan
And the last one is Lake Zaysan in Kazakhstan. This lake is believed to have existed since the late Cretaceous period, between 65-136 million years ago. Research shows that the curve never dries up!
Inside there are various types of fish, such as sturgeon, sterlet, carp, taimen, and pike which are eaten by local residents. FYI, Lake Zaysan covers an area of 1,810 sq km with a depth of 15 meters.
Now you know some of the oldest lakes in the world and their location, area, and depth. Interested in visiting him one day?
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