Article · Wikipedia archive · Last revised Jun 11, 2026

Psammon

Psammon is an ecological community of organisms inhabiting coastal sand. It consists of biota buried in moist sediments. Psammon is also sometimes considered a part of benthos due to its near-bottom distribution. Psammon term is commonly used to refer to freshwater reservoirs such as lakes.

Last revised
Jun 11, 2026
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Psammon (from Greek "psammos", "sand"1) is an ecological community of organisms inhabiting coastal sand. It consists of biota buried in moist sediments.2 Psammon is also sometimes considered a part of benthos due to its near-bottom distribution.3 Psammon term is commonly used to refer to freshwater reservoirs such as lakes.24

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