(Spyrogyra)
(Diatoms)
- Single celled
- Photosynthetic
- some are flagellated, luminescent
- May live freely or as colonies
- Phytoplankton- primary producers of oxygen
Euglenophyta- Euglena (autophic and heterotrophic)
Pyrrophyta- Dinoflagellates (luminescent, produce toxins that shellfish absorb-
dangerous= RED TIDE)
Chrysophyta- Diatoms, important component of marine plankton- food source for marine animals, silicon cell walls important component of detegents, polishes, and paint removers.
Random question- do these live in pools??
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