홈 > Term: lake layers
lake layers
- A littoral zone where shore plants grow
- An epilimnion, site of sunlight-driven photosynthesis
- A metalimnion below it, separating the upper waters from the
- Hypolimnion, cool bottom waters, where organic decomposition occurs in the relative dark. Lakes with little oxygen at this layer but abundant green algae might be eutrophic (rich in nutrients but often poor in animal life), whereas clear lakes with surpluses of oxygen in the hypolimnion might be oligotrophic (poor in nutrients), with mesotrophic lakes somewhere in between.
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