geekhack
geekhack Community => Off Topic => Topic started by: tp4tissue on Sun, 09 August 2026, 14:18:26
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If Tp4 haz dat mini waterfall flow over filter, does he still need a bubbler thing?
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It won't hurt. If you notice the fish swimming at the top of the tank it means it is low O2.
They are cheap, and w/o plants a tank should have one