When discussing nutrients within a stream ecosystem, those materials (i.e., leaves and other plant parts) that enter the stream from the surrounding terrestrial environment are termed

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The term "allochthonous" refers to organic matter that enters a stream from the surrounding terrestrial environment, such as leaves and other plant parts. "Regenerative" and "biorestorative" are not commonly used terms in stream ecology. "Autochthonous" refers to organic matter that is produced within the stream ecosystem, such as algae or aquatic plants.

When Discussing Nutrients Within a Stream Ecosystem, Those Materials (I