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Aquatic Ecosystems (Freshwater Ecosystems: (What Matters?, Water…
Aquatic Ecosystems
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Rivers and Streams:
Flowing Freshwater environments vary from small, gurgling brooks to large, slow moving rivers.
Naturally fast-flowing streams usually have clearer water and have higher oxygen content than slow-flowing streams.
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In areas where the water movement slows, such as in the pools of streams or in large rivers, debris settles to the bottom.
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Lakes and Ponds:
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They have more open water because most plant growth is limited to shallow areas along the shoreline.
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Water Pollution:
Fertilizer-filled runoff from farms and lawns, as well as sewage.
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