Psammon

psammon

[′sa‚män] (ecology) In a body of fresh water, that part of the environment composed of a sandy beach and bottom lakeward from the water line. Organisms which inhabit the interstitial water in the sands on a lake shore.

Psammon

the microscopic organisms that inhabit moist sand along rivers and lakes. Psammon is most abundant at depths 0.5–1 cm from the soil surface. It consists of many diatomaceous, protococcal, and blue-green algae; it also includes infusorians, testaceans, rotifers, tubellarians, roundworms, oligochaete worms, chironomid larvae, and other animals that can move in the interstices of sand. Sometimes microscopic organisms that live in littoral marine sands are also called psammon.

单词	psammon
释义	psammon psammon (ˈsæməʊn) n (Biology) the community of microscopic life forms living between grains of sand on shores Psammon psammon [′sa‚män] (ecology) In a body of fresh water, that part of the environment composed of a sandy beach and bottom lakeward from the water line. Organisms which inhabit the interstitial water in the sands on a lake shore. Psammon the microscopic organisms that inhabit moist sand along rivers and lakes. Psammon is most abundant at depths 0.5–1 cm from the soil surface. It consists of many diatomaceous, protococcal, and blue-green algae; it also includes infusorians, testaceans, rotifers, tubellarians, roundworms, oligochaete worms, chironomid larvae, and other animals that can move in the interstices of sand. Sometimes microscopic organisms that live in littoral marine sands are also called psammon.
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