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  1. Betta Fish Bowls, Habitats, and Accessories
    I have these two 2gs that I use as QT/hospital tanks, and I've been doing at least two 100% changes a week. I have been thinking about making some DIY sponge filters, as I already have air pumps sitting around and my local store sells tubing, valves, and air stones. Not quite sure how exactly to...
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