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Diatoms are a type of phytoplankton that live in both ocean and freshwater environments. They produce a silica house consisting of two parts that fit together around their cell membrane. In the marine environment they are very important especially in the high polar latitudes where during the summer period they bloom in abundance supporting the krill which are consumed by many other larger animals like whales, seals, and in the Antarctic penguins. The term diatom comes from Latin "diatoma", and from Greek "diatomos" meaning cut in half - which probably refers to thier silica walls.

2007-02-11 06:44:32 · answer #1 · answered by ericthor 2 · 0 0

Diatoms are tiny creatures that create a calciferous shell or skeleton around themselves. No, the word does not mean di-atoms. The shells of diatoms, when collected, are called diatomaceous earth, and this powder can be used for filtering water (and perhaps other liquids). In particular, some swimming pool filtering systems use diatomaceous earth, which is kdiscarded periodically as it gets plugged up with debris.

2007-02-11 06:04:20 · answer #2 · answered by TitoBob 7 · 0 1

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