lol, i actually wondered about that myself, after seeing little organisms running around on the glass panes with a handheld microscope.. i stopped "manually siphoning" (after getting a few mouth rinses myself) the same day and now use a pump.
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- 33 Gal - 20Gal Sump, MP10/Hydor Powerheads, Aquaticlife 4x T-5HO, Vertex IN100, TLF w/Biopellets, Tunze ATO
-45GAL Build in Progress!-
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