Well, first of all we need to know what kind of algae we're talking about here. My Kanai rock had a lot of algaes on it but not the typical pests algaes.
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-Quinn
Man, n. ...His chief occupation is extermination of other animals and his own species, which, however, multiplies with such insistent rapidity as to infest the whole habitable earth, and Canada. - A. Bierce, Devil's Dictionary, 1906
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