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What is the bottom of a lake made of?

The material at the bottom of a lake, or lake bed, may be composed of a wide variety of inorganics, such as silt or sand, and organic material, such as decaying plant or animal matter.



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The material at the bottom of a lake, or lake bed, may be composed of a wide variety of inorganics, such as silt or sand, and organic material, such as decaying plant or animal matter.

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Turnover is like being at the mall … or at a fair. Turnover is a natural way the lake cleans up harmful bacteria and algae. It carries dead algae down into the depths of the lake where there is less sunlight, helping to prevent algae growth.

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The Life Cycle of Lakes All lakes, even the largest, slowly disappear as their basins fill with sediment and plant material. The natural aging of a lake happens very slowly, over the course of hundreds and even thousands of years. But with human influence, it can take only decades. A lake's plants and algae slowly die.

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Technically, a dead zone is hypoxic (water with low levels of dissolved oxygen) or anoxic (water that does not contain dissolved oxygen) areas without enough dissolved oxygen to support most aquatic life. Dead zones can form after waters become stratified in the summer and surface and bottom waters do not mix.

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Located in Land Between The Lakes, Moss Creek Day Use Area is a popular place to swim at Kentucky Lake. It's just south of Grand Rivers, making it an easy place to get to for those staying in the northern part of the lakes region. The beach is pebbly, so water shoes are highly recommended.

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